////////////////////////////////////////////////////////////////////////
// Main Navigation
var lastNavBtn = "";
function mainNavBkgd(currNavBtn){
	// check for IE or Netscape 6
	if(document.all || document.getElementById){
		if(lastNavBtn == ""){
			lastNavBtn = currNavBtn;
			currNavBtn.style.cursor="hand"
			currNavBtn.style.backgroundColor = "#057A68";
		} else if(currNavBtn != lastNavBtn){
			lastNavBtn.style.backgroundColor = "";
			lastNavBtn = currNavBtn;
			currNavBtn.style.cursor="hand"
			currNavBtn.style.backgroundColor = "#057A68";
		}
	}
}

//--------------------------------------------------------------------//
// Dropdown Navigation
function subNavBkgd_over(currCell){
	currCell.style.backgroundColor = "#7FBBB1";
	currCell.style.cursor="hand"
}
function subNavBkgd_out(currCell){
	currCell.style.backgroundColor = "#B4D7D1";
	currCell.style.cursor="hand"
}
//--------------------------------------------------------------------//
function findTag(currCell){ 
	var objATag = new Object(); 
	objATag = currCell.all.tags("A").item(0)
	return objATag;
} 
function go(currCell){
top.location.href= findTag(currCell).getAttribute("HREF");
}
//////////////////////////////////////////////////////////////////


var activeSub=0;
var SubNum=0;

function reDo(){ 
	window.location.reload() 
}
    window.onresize = reDo;


    //Define global variables

		var timerID = null;
		var timerBkgd = null;
		var timerOn = false;
		var timecount = 500;
		var what = null;
		var newbrowser = true;
		var check = false;

    	function init(){
    	//  alert ("Running Init");
          if (document.layers) {
                      //  alert ("Running Netscape 4");
                        layerRef="document.layers";
                        styleSwitch="";
                        visibleVar="show";
			screenSize = window.innerWidth;
			what ="ns4";


          }else if(document.all){
                      //  alert ("Running IE");
                        layerRef="document.all";
                        styleSwitch=".style";
                        visibleVar="visible";
			screenSize = document.body.clientWidth + 18;
			what ="ie";

		  }else if(document.getElementById){
                      //  alert ("Running Netscape 6");
                        layerRef="document.getElementByID";
                        styleSwitch=".style";
                        visibleVar="visible";
			what="moz";
		  
		  }else{
		  	//alert("Older than 4.0 browser.");
			what="none";
			newbrowser = false;
		  }
		check = true;
  	 	}

	// Turns the layers on and off
        function showLayer(layerName){
        	if(check){
        		if (what =="none"){
        			return;
        			}
	        	else if (what == "moz"){
        			document.getElementById(layerName).style.visibility="visible";
        			}
        		else{
                  eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="visible"');
                  }
		 }
        	else {// alert ("Please wait for the page to finish loading.");
        		return;}
		}

        function hideLayer(layerName){
        	if(check){
        		if (what =="none"){
        			return;
        			}
        		else if (what == "moz"){
        			document.getElementById(layerName).style.visibility="hidden";
        			}
        		else{
                  eval(layerRef+'["'+layerName+'"]'+styleSwitch+'.visibility="hidden"');
				}
        	}
        	else {// alert ("Please wait for the page to finish loading.");
        		return;}
        }

		// TODO: Update the maxLayers to the number of menu items.
		function hideAll()
		{
			for (layerNum = 1; layerNum < maxLayers; layerNum++)
			{
				hideLayer('layer'+layerNum);
			}
		}

		function clearBkgd(){
			// reset background color to default TD color
			if(document.all || document.getElementById){
				lastNavBtn.style.backgroundColor = "";
				lastNavBtn = "";
			}
		}
		
		function startTime() {
	        if (timerOn == false) {
                timerID=setTimeout( "hideAll()" , timecount);
                timerBkgd=setTimeout( "clearBkgd()" , timecount);
                timerOn = true;
	        }

		}


		function stopTime() {
	        if (timerOn) {
    	        clearTimeout(timerID);
    	        clearTimeout(timerBkgd);
                timerID = null;
                timerBkgd = null;
                timerOn = false;
	        }
		}

		function onLoad(){
			//init();
			
}