function MM_findObj(n) { //v4.01
  var p,i,x,d;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) 
  	if ((obj=MM_findObj(args[i]))!=null) { 
		v=args[i+2];
    	if (obj.style) { 
			obj=obj.style; 
			v=(v=='show')?'visible':(v=='hide')?'hidden':v; 
		}
    	obj.visibility=v; 
	}
}

function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function limitText(limitField, limitCount, limitNum) {
	if (limitField.value.length > limitNum) {
		alert('Too much data in the text box!');
		limitField.value = limitField.value.substring(0, limitNum);
	} else {
		limitCount.value = limitNum - limitField.value.length;
	}
}

function hideLayer(whichLayer) {
	if (document.getElementById) {
		// this is the way the standards work
		document.getElementById(whichLayer).style.visibility = "hidden";
	}
	else if (document.all) {
		// this is the way old msie versions work
		document.all[whichlayer].style.visibility = "hidden";
	}
	else if (document.layers) {
		// this is the way nn4 works
		document.layers[whichLayer].visibility = "hidden";
	}
}
	
function showLayer(whichLayer) {
	if (document.getElementById) {
		// this is the way the standards work
		document.getElementById(whichLayer).style.visibility = "visible";
	}
	else if (document.all) {
		// this is the way old msie versions work
		document.all[whichlayer].style.visibility = "visible";
	}
	else if (document.layers) {
		// this is the way nn4 works
		document.layers[whichLayer].visibility = "visible";
	}
}

function toggleLayer(whichLayer) {
	if (document.getElementById) {
		// this is the way the standards work
		if(document.getElementById(whichLayer).style.visibility == ""){
			document.getElementById(whichLayer).style.visibility = "none";	
		}else{
			document.getElementById(whichLayer).style.visibility = "";
		}
	}
	else if (document.all) {
		// this is the way old msie versions work
		if(document.all[whichlayer].style.visibility == ""){
			document.all[whichlayer].style.visibility = "none";
		}else{
			document.all[whichlayer].style.visibility = "";
		}
	}
	else if (document.layers) {
		// this is the way nn4 works
		if(document.layers[whichLayer].visibility == ""){
			document.layers[whichLayer].visibility = "none";
		}else{
			document.layers[whichLayer].visibility = "";
		}
	}
	/*var d = $(whichLayer);
	if(d == undefined) return;
	if(d.style.display == 'none') d.style.display = '';
	else d.style.display = 'none';*/
}


function handleMouseOver(whichRow,whichLink){
	//alert('call:'+call);
	//if(call == 'lp.cfm'){
	switch(whichRow){
		case 1:
			switch(whichLink){
				case 1:
					MM_swapImage('ciw','','images/nav_conf-inst-wksp_on.gif',1);
					MM_showHideLayers('Layer1','','show','Layer2','','hide','Layer3','','hide','Layer4','','hide','Layer5','','hide');
					break;
				case 2:
					MM_swapImage('onlinegames','','images/nav_og_on.gif',1);
					MM_showHideLayers('Layer1','','hide','Layer2','','hide','Layer3','','show','Layer4','','hide','Layer5','','hide');
					break;
				case 3:
					MM_swapImage('grantprog','','images/nav_grantprograms_on.gif',1);
					MM_showHideLayers('Layer1','','hide','Layer2','','show','Layer3','','hide','Layer4','','hide','Layer5','','hide');
					break;
				case 4:
					MM_swapImage('aboutus','','images/nav_aboutlfei_on.gif',1);
					MM_showHideLayers('Layer1','','hide','Layer2','','hide','Layer3','','hide','Layer4','','show','Layer5','','hide');
					break;
				default:
					break;
			}
			break;
		case 2:
			switch(whichLink){
				case 1:
					MM_swapImage('pne','','images/nav_pubs-news-evnt_on.gif',1);
					MM_showHideLayers('Layer1','','hide','Layer2','','hide','Layer3','','hide','Layer4','','hide','Layer5','','show');
					break;
				case 2:
					MM_swapImage('eventreg','','images/nav_eventreg_on.gif',1);
					break;
				case 3:
					MM_swapImage('relatedlinks','','images/nav_relatedlinks_on.gif',1);
					break;
				case 4:
					MM_swapImage('home','','images/nav_home_on.gif',1);
					break;
				default:
					break;
			}
			break;
		default:
			break;
	}
}