var test = 0

var NS6 = false;
if (navigator.appName == 'Netscape') {
	NS6 = true;
}

function SetCB(bitpos) {

	if ((submitPending == 0) && (loadComplete == 1)) {
   
		if(checked[bitpos]) {
			checked[bitpos] = 0;
			
			// Drawings
			if (bitpos == 208) {
			    for (i = 62; i < 70; i++) {
                    objCB = eval('menu.form.CC' + i);
			        if (objCB) {
			            objCB.checked = false;
			            checked[i] = 0;
			        }
			    }
			    for (i = 161; i < 164; i++) {
                    objCB = eval('menu.form.CC' + i);
			        if (objCB) {
			            objCB.checked = false;
			            checked[i] = 0;
			        }
			    }
			}
			
			if (top.bAutoSymbols) {
			    HideMenuSymbol(bitpos);
			}
				
			
		} else {
			checked[bitpos] = 1;
			
			//If Existing Zoning is selected, also select required supplementary menu collections
			if (bitpos == 112) {
				checked[26] = 1; //Flood Plains
				menu.form.CC26.checked=true;
				checked[58] = 1; //Parking Area 1
				menu.form.CC58.checked=true;
				checked[59] = 1; //Parking Area 2
				menu.form.CC59.checked=true;
				checked[128] = 1; //Parking Area 3
				menu.form.CC128.checked=true;
				checked[201] = 1; //Conservation Authority Lands
				menu.form.CC201.checked=true;
				
			}
			
			//If Heritage Sites layer is selected, also select Heritage District layer
			if (bitpos == 72) {

				checked[73] = 1; 
				menu.form.CC73.checked=true;
			}
			
			if (bitpos == 208) {
			    for (i = 62; i < 70; i++) {
			        objCB = eval('menu.form.CC' + i);
			        if (objCB) {
			            objCB.checked = true;
			            checked[i] = 1;
			        }
			    }
                for (i = 161; i < 164; i++) {
			        objCB = eval('menu.form.CC' + i);
			        if (objCB) {
			            objCB.checked = true;
			            checked[i] = 1;
			        }
			    }
			}
			
			if ((bitpos == 21) || (bitpos == 22)) {
				checked[240] = 1; 
				menu.form.CC240.checked=true;
                ShowMenuSymbol(240);
			}
			
			if (top.bAutoSymbols) {
			    ShowMenuSymbol(bitpos);
			}
		}
   
		if (publicScript) {
			strDisclaimerPage = disClaimerMenuItems[bitpos];
			if ((!bDisclaimerAccepted) && (strDisclaimerPage) && (strDisclaimerPage != '')) {
				top.currentDisclaimerItem = bitpos;
				ShowDisclaimer(strDisclaimerPage);
			} else {
				ShowRedraw(bitpos);
			}
		} else {
			ShowRedraw(bitpos);
		}
	}
}

function OpenSelectList(prompt, bitpos) {

	HideRedraw();
	HideLogo();
	HideErrorPanel();
	ShowPanel(clickMode);
	
	loc = CheckLocBoxes();
	
	if (loc) {

		ShowFind();

		selectObj = eval('top.frames[0].document.LOCFORM.L'+loc);
		
		selectObj.options.length = 0;
		
		selectObj.options[0] = null;

		if (selectOptions[bitpos]) {

			len = selectOptions[bitpos].count;
			for (var i = 0; i < len; i++) {
			
				oNewOption = new Option();
				oNewOption.text = selectOptions[bitpos].text[i];
				oNewOption.value = selectOptions[bitpos].value[i];

				if (i == 0) {
					oNewOption.selected = true;
				}
				selectObj.options[i] = oNewOption;	

			}
			
			selectObj.options[0].selected = true;
	
		} else {
			top.selectLoaded = 0;
			top.frames[5].location = 'GetSelectList.asp?Bitpos='+bitpos+'&LocBox='+loc;
		}

		objLoc = top.frames[0].document.getElementById('P'+loc);		
		objLoc.style.visibility = 'visible';
		
		objLoc = top.frames[0].document.getElementById('P'+loc+'DIV');
		objLoc.style.visibility = 'visible';	
		
		objLoc = top.frames[0].document.getElementById('T'+loc);
		objLoc.style.visibility = 'hidden';

		objLoc = top.frames[0].document.getElementById('C'+loc);
		objLoc.style.visibility = 'visible';	

		objLoc = top.frames[0].document.getElementById('L'+loc);
		objLoc.style.visibility = 'visible';

		var prObj = top.frames[0].document.getElementById('P'+loc);
		prObj.innerHTML = "Select " + prompt;

		locationBox[loc].prompt = prompt;
		locationBox[loc].open = 1;
		locationBox[loc].entryType = 1;
		locationBox[loc].bitpos = bitpos;

		if (loc == 1) {
			Show2ndLocPrompt();
		} else {
			Hide2ndLocPrompt();	
		}
		
	} else {
		LocationsError();
	}
}

function OpenTextBox(prompt, bitpos) {

	HideRedraw();
	HideLogo();
	HideErrorPanel();
	ShowPanel(clickMode);
	loc = CheckLocBoxes();
	
	if (loc) {

		ShowFind();

		objLoc = top.frames[0].document.getElementById('P'+loc);
		objLoc.style.visibility = 'visible';

		objLoc = top.frames[0].document.getElementById('P'+loc+'DIV');
		objLoc.style.visibility = 'visible';


		objLoc = top.frames[0].document.getElementById('T'+loc);
		objLoc.style.visibility = 'visible';

		if (bitpos == 31) {
			objLoc.style.fontSize = '8pt';
		} else {
			objLoc.style.fontSize = '10pt';		
		}
		
		objLoc.focus();
		
		objLoc = top.frames[0].document.getElementById('C'+loc);
		objLoc.style.visibility = 'visible';

		objLoc = top.frames[0].document.getElementById('L'+loc);
		objLoc.style.visibility = 'hidden';

		prObj = top.frames[0].document.getElementById('P'+loc);
		prObj.innerHTML = prompt;

		locationBox[loc].prompt = prompt;
		locationBox[loc].open = 1;
		locationBox[loc].entryType = 2;
		locationBox[loc].bitpos = bitpos;

		if (loc == 1) {
			Show2ndLocPrompt();
		} else {
			Hide2ndLocPrompt();	
		}

	} else {
		LocationsError();
	}
	

}

function Show2ndLocPrompt() {
	if (!locationBox[2].open) {
		top.frames[0].document.getElementById('LOC2PR').style.visibility = 'visible';
	}
}

function Hide2ndLocPrompt() {
	top.frames[0].document.getElementById('LOC2PR').style.visibility = 'hidden';
}

function CloseLocation(loc) {

	if (loc) {

		objLoc = top.frames[0].document.getElementById('P'+loc);	
		objLoc.style.visibility = 'hidden';

		objLoc = top.frames[0].document.getElementById('P'+loc+'DIV');	
		objLoc.style.visibility = 'hidden';

		objLoc = top.frames[0].document.getElementById('C'+loc);
		objLoc.style.visibility = 'hidden';

		objLoc = top.frames[0].document.getElementById('T'+loc);		
		objLoc.value = '';
		objLoc.style.visibility = 'hidden';

		objLoc = top.frames[0].document.getElementById('L'+loc);	
		objLoc.style.visibility = 'hidden';

		locationBox[loc].prompt = '';
		locationBox[loc].open = 0;
		locationBox[loc].entryType = 0;
		locationBox[loc].bitpos = 0;

	} else {
	
	}
	
	if ((!locationBox[1].open) && (!locationBox[2].open)) {
		HideFind();
		ShowLogo();
		Hide2ndLocPrompt();
		
		if (top.referenceFile) {
			top.referenceFile = '';
		}
	}

	HideErrorPanel();
	ShowPanel(clickMode);	

	if ((locationBox[1].open) && (!locationBox[2].open)) {
		Show2ndLocPrompt();
	}
}

function ActiveTab(tMode) {

	var substr = 'T'+tMode+'_LINE';
	objTabLine = top.frames[3].document.getElementById(substr);
	objTabLine.style.visibility = 'hidden';
	
}

function PassiveTab(tMode) {

	objTabLine = top.frames[3].document.getElementById('T'+tMode+'_LINE');
	objTabLine.style.visibility = 'visible';
}

function ShowPanel(tMode) {

	objTabImg = eval('top.frames[3].document.images.T'+tMode+'_IMG_OFF');
	objTabImg.style.visibility = 'hidden';	

	objTabImg = eval('top.frames[3].document.images.T'+tMode+'_IMG_ON');
	objTabImg.style.visibility = 'visible';	

	objTabLine = top.frames[3].document.getElementById('P'+tMode);	

	objTabLine.style.visibility = 'visible';
	
	if ((tMode == TOOLS_MODE) || (tMode == SITEPLAN_MODE)) {
		ShowTools(tMode);
	}
}

function HidePanel(tMode) {


	var objTabImg = eval('top.frames[3].document.images.T'+tMode+'_IMG_OFF');
	if (objTabImg) {
		objTabImg.style.visibility = 'visible';
	}

	objTabImg = eval('top.frames[3].document.images.T'+tMode+'_IMG_ON');
	if (objTabImg) {
		objTabImg.style.visibility = 'hidden';	
	}

	objTabLine = top.frames[3].document.getElementById('P'+tMode);	

	if (objTabLine) {
		objTabLine.style.visibility = 'hidden';
	}

	if ((tMode == TOOLS_MODE) || (tMode == SITEPLAN_MODE)) {
		HideTools();
	}
}

function ShowMessagePanel(msgStr) {

	var objMsg = top.frames[3].document.getElementById('MSG');
	if (objMsg) {
		objMsg.style.visibility = 'visible';
	}

	objMsg = top.frames[3].document.getElementById('MSGTEXT');
	if (objMsg) {
		objMsg.innerHTML = msgStr;
		objMsg.style.visibility = 'visible';
	}
}

function HideMessagePanel() {
	var objMsg = top.frames[3].document.getElementById('MSG');
	if (objMsg) {
		objMsg.style.visibility = 'hidden';
	}
	
	objMsg = top.frames[3].document.getElementById('MSGTEXT');
	if (objMsg) {
		objMsg.style.visibility = 'hidden';
	}
}

function UpdateMap() {
	map.images['MAPIMG'].src = MAPFILE;
	
	if (top.bMousePanEnabled) {
	
        if (top.objPanImages) {
	        top.objPanImages.elements['MAPIMG'].swapImage(MAPFILE);
	        top.objPanImages.elements['MAPIMG'].moveTo(0,0);
            top.bMousePanSubmit	= false;

            var mapBodyElementCollection = top.frames[4].document.getElementsByTagName('body');
            var mapBodyElement = mapBodyElementCollection[0];
            if (MAPFILE.indexOf('.jpg') > 0) {           
                mapBodyElement.bgColor = '#D4D4D4';
            } else {
                mapBodyElement.bgColor = '#FFFFFF';
            }
        }
	}
	
	if (top.gifClickX == 0) {
		var CLICK_PT = top.frames[4].document.getElementById('CLICK_PT');
		CLICK_PT.style.visibility = 'hidden';
	}
}

function GetIEClick(e) {

	cX = e.x;
	cY = e.y;

	if (e.button !=2) {
	
		if (!bToolsMode) {
			SubmitMap(clickMode);
		} else {
			ProcessToolsClick(e);
			cX = 0;
			cY = 0;
		}
	}
} 

function GetFFClick(e) {

	cX = e.pageX;
	cY = e.pageY;
	
	mW = map.images['MAPIMG'].width;
	mH = map.images['MAPIMG'].height;
	
	if ((cX < mW) && (cY < mH) && (e.which != 3)) {
	
		if (!bToolsMode) {
			SubmitMap(clickMode);
		} else {
			ProcessToolsClick(e);
			cX = 0;
			cY = 0;			
		}
	}
}

function GetIEMove(e) {

	cX = e.x;
	
	cY = e.y;

	ProcessToolsMove();
	cX = 0;
	cY = 0;
	
} 

function GetFFMove(e) {

	cX = e.pageX;
	cY = e.pageY;

	mW = map.images['MAPIMG'].width;
	mH = map.images['MAPIMG'].height;
	
	if ((cX < mW) && (cY < mH)) {
	
		ProcessToolsMove();
		cX = 0;
		cY = 0;
		
	}
}

function IEMoveMap(e) {

	cX = e.x;	
	cY = e.y;

    MoveMap();
    
    cX = 0;
    cY = 0;
}

function FFMoveMap(e) {


}

function SetZoom(zLevel) {
	Z2 = zLevel;
	defaultFindZoom = Z2;
}

function ShowQueryResults(qType) {

	
	if (qType > 0) {
		var objQPrompt = top.frames[3].document.getElementById('QPROMPT');
		objQPrompt.innerHTML = "Click another feature";

		var objQMsg = top.frames[3].document.getElementById('QMSG');
		objQMsg.innerHTML = '&nbsp;&nbsp;'+queryMessage1;

		var objQry = top.frames[3].document.getElementById('QROW');
		objQry.style.visibility = 'visible';

		var objQry = top.frames[3].document.getElementById('QMORE');
		if ((qType == 2) || (qType == 5) || (qType == 6) || (qType == 8) || (qType == 9)) {
			objQry.style.visibility = 'hidden';
		} else {
			objQry.style.visibility = 'visible';
		}

	} else {
		
		var objQPrompt = top.frames[3].document.getElementById('QPROMPT');
		objQPrompt.innerHTML = "No elements found there, click map again";	
	}

	if (top.clickMode ==3) {
		ShowMarker();
	}
}

function HideQueryResults() {
	var objQPrompt = top.frames[3].document.getElementById('QPROMPT');
	
	if (identifyMode) {
		objQPrompt.innerHTML = "Click a feature on the map to:";
	} else {
		objQPrompt.innerHTML = "Click a feature on the map";	
	}
	
	var objQry = top.frames[3].document.getElementById('QROW');
	objQry.style.visibility = 'hidden';
	
	var objQry = top.frames[3].document.getElementById('QMORE');
	objQry.style.visibility = 'hidden';
}

function ShowErrorPanel(eType) {

	var objEMsg = top.frames[3].document.getElementById('ERRMSG1');
	objEMsg.innerHTML = errorMessage[1];
	var objEMsg = top.frames[3].document.getElementById('ERRMSG2');
	objEMsg.innerHTML = errorMessage[2];

	if (eType) {
		var objEList = top.frames[3].document.getElementById('ERRLIST');

		objEList.options.length = 0;
		if (replCount) {		
			for (var i = 1; i < replCount+1; i++) {
			
				objEList.options.length = i;

				objEList.options[i-1].text = replaceStrs[i];
				objEList.options[i-1].value = replaceStrs[i];
				
				if (i == 0) {
					objEList.options[i-1].selected = true;
				}
			}
			
			objEList.options[0].selected = true;
			objEList.style.visibility='visible';
		}	
	}
	
	var objEArrow = top.frames[3].document.getElementById('ERRARROW');

	if (eType == 4) {
		objEArrow.style.visibility = 'hidden';
	} else {
		objEArrow.style.visibility = 'visible';	
	}

	var objEPanel = top.frames[3].document.getElementById('ERRPANEL');
	objEPanel.style.visibility = 'visible';

}

function HideErrorPanel() {
	var objEPanel = top.frames[3].document.getElementById('ERRPANEL');
	objEPanel.style.visibility = 'hidden';

	var objEList = top.frames[3].document.getElementById('ERRLIST');
	objEList.style.visibility='hidden';
	
	var objEArrow = top.frames[3].document.getElementById('ERRARROW');
	objEArrow.style.visibility = 'hidden';

}

function UpdateLocBox(loc, newStr) {
	textObj = eval('top.frames[0].document.LOCFORM.T'+loc);
	textObj.value = newStr;
}

function ShowLogo() {

	var objPlWait = top.frames[0].document.getElementById('PLWAIT');
	
	if (objPlWait) {	
		objPlWait.style.visibility = 'hidden';
	}
	
	var objBody = top.frames[0].document.getElementById('LOCBODY');
	if (objBody) {
		objBody.style.backgroundColor = '#FFFFFF';
	}

	var objLogo = top.frames[0].document.getElementById('LOGO');
	if (objLogo) {
		objLogo.style.visibility = 'visible';
	}

	var objInstr = top.frames[0].document.getElementById('INSTRUCT');		

	if (objInstr) {
		objInstr.style.visibility = 'visible';
	}
	
	var objLocPrompt = top.frames[0].document.getElementById('LOCPROMPT');
	if (objLocPrompt) {
		objLocPrompt.style.visibility = 'visible';
	}	
}

function HideLogo() {

	var objInstr = top.frames[0].document.getElementById('INSTRUCT');
	objInstr.style.visibility = 'hidden';

	var objLogo = top.frames[0].document.getElementById('LOGO');		
	objLogo.style.visibility = 'hidden';
	
	var objBody = top.frames[0].document.getElementById('LOCBODY');		
	objBody.style.backgroundColor = '#D4D4D4';
	
	var objLocPrompt = top.frames[0].document.getElementById('LOCPROMPT');
	if (objLocPrompt) {
		objLocPrompt.style.visibility = 'hidden';
	}
}

function LocationsError() {
	errorMessage[1] = "Sorry, only two locations can be displayed at one time";
	
	var htmStr = "Press <A href='JavaScript: top.CloseLocation(2);'><IMG id=C2 height=13 src='images/Clear.gif' width=44 border=0 ></A> to remove a location, or click <a href='JavaScript: top.ErrorCancel()'><img src='Images/ErrorCancel.gif' border='0'></a>";
	errorMessage[2] = htmStr;
	ErrorMessage(0);
}

function ShowFind() {
	top.frames[0].document.getElementById('FIND').style.visibility = 'visible';
}

function HideFind() {
	top.frames[0].document.getElementById('FIND').style.visibility = 'hidden';
}

function GetRealTop() {
	yPos = this.offsetTop;
	tempEl = this.offsetParent;
	while (tempEl != null) {
		yPos += tempEl.offsetTop;
		tempEl = tempEl.offsetParent;
	}
	return yPos;
}

function ShowRedraw(bitpos) {

	var objCB = top.frames[2].document.getElementById('C' + bitpos);

	var yPos = 0;	
	if (objCB) {

		objCB.GetRealTop = GetRealTop;
		yPos = objCB.GetRealTop();
	}

	var objRedraw = top.frames[2].document.getElementById('REDRAW');

	if (navigator.appName == 'Netscape') {
		yPos = top.menuY;
	}
	
	objRedraw.style.top = yPos;
	objRedraw.style.visibility = 'visible';
}

function ShowMenuSymbol(bitpos) {

    try {
	    var objSym = top.frames[2].document.getElementById('SYM' + bitpos);
	    
	    if (objSym) {
	        strSrc = objSym.src;
	        if (strSrc.indexOf('transparent') > -1) {
	            strSrc = strSrc.replace('sym_transparent','sym_'+bitpos);
	            objSym.src = strSrc;
	        }
        }   

	} catch (ex) {
	    alert('ShowMenuSymbol: ' + ex.message);
	}
}

function HideMenuSymbol(bitpos) {

    try {
	    var objSym = top.frames[2].document.getElementById('SYM' + bitpos);
	    
	    if (objSym) {
	        strSrc = objSym.src;
	        strSrc = strSrc.replace('sym_'+bitpos, 'sym_transparent');
	        objSym.src = strSrc;
        }   

	} catch (ex) {
	    alert('ShowMenuSymbol: ' + ex.message);
	}
}


function HideRedraw() {

	top.frames[2].document.getElementById('REDRAW').style.visibility = 'hidden';

}

function ShowMarker() {
	if (top.gifClickX > 0) {
		var CLICK_PT = top.frames[4].document.getElementById('CLICK_PT');
		
		if (navigator.appName == 'Netscape') {
			CLICK_PT.style.left = top.gifClickX - 7;
			CLICK_PT.style.top = top.gifClickY - 7;
			CLICK_PT.style.visibility = 'visible';
		} else {
			CLICK_PT.style.pixelLeft = top.gifClickX - 7;
			CLICK_PT.style.pixelTop = top.gifClickY - 7;
			CLICK_PT.style.visibility = 'visible';		
		}
	}
}

function HideMarker() {
	var CLICK_PT = top.frames[4].document.getElementById('CLICK_PT');
	CLICK_PT.style.visibility = 'hidden';
}

function PrintPreview(browser) {
	var URLstr = '';
	
	var strQuery = QUERYFILE;
	
	if (strQuery.indexOf('COND') > -1) {
		strQuery = '';
	} else {
		while (strQuery.indexOf('&') > -1) {
			strQuery = strQuery.replace('\&', '~');
		}
	}
	
	URLstr = browser + '_PrintPreview.asp?MapFile='+MAPFILE+'&Query='+strQuery+'&X='+cX+'&Y='+cY+'&C1='+C1+'&C2='+C2+'&C3='+C3+'&C4='+C4+'&C5='+C5+'&C6='+C6+'&C7='+C7+'&W='+mapWidth+'&H='+mapHeight+'&Script='+scriptVersion+'&ClickX='+gifClickX+'&ClickY='+gifClickY+'&Z1='+MapWidthMeters;
	pvWindow = window.open(URLstr, 'PreviewWindow', 'toolbar,menubar,status,location=no,scrollbars,resizable,width=600,height=400');

	if (pvWindow) {
		pvWindow.focus();
	}
}

function ShowDisclaimer(strDisclaimerPage) {

    if (!top.bDisclaimerAccepted) {
	    top.frames[4].document.getElementById('MAPIMG').style.visibility = 'hidden';

	    var objDisDiv = top.frames[4].document.getElementById('DISCLAIMDIV');
    	
	    if (objDisDiv) {
		    objDisDiv.style.visibility = 'visible';
		    objDisDiv.innerHTML = "<IFRAME ID='DISCLAIMFRM' SRC='" + strDisclaimerPage + "' WIDTH=800 HEIGHT=650 STYLE='position: absolute;left: 0; top: 0; width: 800; height: 650; z-index: 2; visibility: visible'>";
	    }
	}
}

function HideDisclaimer(disclaimBitPos, bAccepted) {
	
	top.frames[4].document.getElementById('MAPIMG').style.visibility = 'visible';

	var objDisDiv = top.frames[4].document.getElementById('DISCLAIMDIV');
	
	if (objDisDiv) {
		objDisDiv.style.visibility = 'visible';
		objDisDiv.innerHTML = "";
	}
	
	if (!bAccepted) {
		checked[disclaimBitPos] = 0;
		
		objCB = eval('top.frames[2].document.form.CC' + disclaimBitPos);
		
		if (objCB) {
			objCB.checked = false;		
		}

	    if (top.scriptVersion) {
	        if (top.scriptVersion.toUpperCase().indexOf('ZONING') > -1) {
        	    window.close();
            }
        }
    } else {
        bDisclaimerAccepted = true;
        RedrawMap();      
    }
}

function ShowSystemDown(strRestart) {

	alert('ShowSystemDown: ' + strRestart);
	
	var strURL = "SystemDown.aspx";

	if (strRestart != '') {
	
		strURL = strURL + '?Restart=' + strRestart;
	}
	window.location.href = strURL;

}

function WindowRedirect(strURL) {
	window.location.href = strURL;
}

function SetElapsedTime(strTime) {

	try {
		var objTime = top.frames[3].document.getElementById('ELAPSED_TIME');
		if (objTime) {
			objTime.innerText = strTime;
		}
	} catch (ex) {
		alert(ex.message);
	}
}

function MoveMap() {

    try {
        objMapImage = top.frames[4].document.getElementById('MAPIMG');
        
        if (objMapImage != null) {
        
            iLeft = objMapImage.style.left;
            iTop = objMapImage.style.top;
            
      
        
        }
    
    } catch (ex) {
		alert("MoveMap: " + ex.message);
	}    
}

function DisplayIncident(strIncident, bRefreshLayer) {

    if (bRefreshLayer) {
        top.LR = "INCIDENTS";
    } else {
        top.LR = "";
    }
    top.L3 = '230-' + strIncident;
    top.bFindSubmit = true;
    top.SubmitMap(1);
    top.LR = "";    
}

function DisplayPlume(strPlume, bRefreshLayer ) {
    SetZoom(8);
    
    if (bRefreshLayer) {
        top.LR = "ALOHAPLUME";
    } else {
        top.LR = "";    
    }
    
    top.L3 = '237-' + strPlume;
    top.bFindSubmit = true;
    top.SubmitMap(1);
    top.LR = "";    
}

function DisplayBoundary(strBoundary, bRefreshLayer ) {
    SetZoom(8);
    top.toolSession = '0';
    if (bRefreshLayer) {
        top.LR = "INCIDENT_BOUNDARIES";
    } else {
        top.LR = "";    
    }
    
    top.L4 = '238-' + strBoundary;
    top.bFindSubmit = true;
    top.SubmitMap(1);
    top.LR = "";    
}

function RefreshIncident() {
    top.LR = "INCIDENTS";
    top.L3 = '';
    top.RedrawMap();
    top.LR = "";    
}

function RefreshPlume() {
    top.LR = "ALOHAPLUME";
    top.L3 = '';
    top.RedrawMap();
    top.LR = "";    
}

function RefreshBoundary() {
    top.LR = "INCIDENT_BOUNDARIES";
    top.L4 = '';
    top.RedrawMap();
    top.LR = "";    
}

function RefreshLayer(strLayerName) {
    top.LR = strLayerName;
    top.L3 = '';
    top.RedrawMap();
    top.LR = ""; 
}