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_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_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];}
}







/* Browser check */
IS_DOM = (document.getElementById) ? true : false;
IS_IE = (document.all) ? true : false;
IS_IE50 = (navigator.userAgent.indexOf("IE 5.0") != -1);
IS_Mac = (navigator.appVersion.indexOf("Mac") != -1);
IS_IE5Mac = IS_IE && IS_Mac && IS_DOM;


//change text selection in textarea
function formatText(id,tagstart,tagend) {
 
 	el = getThis(id);
 
   	if (el.setSelectionRange) {
  		// Mozilla code here

  		el.value = el.value.substring(0,el.selectionStart) + tagstart + el.value.substring(el.selectionStart,el.selectionEnd) + tagend + el.value.substring(el.selectionEnd,el.value.length)
   	}
   					
   	else {
   		// IE code here...
   		
   		var selectedText = document.selection.createRange().text;
		        
		        if (selectedText != "") {
		            var newText = tagstart + selectedText + tagend;
		            document.selection.createRange().text = newText;
    			} 
   	}
}

//get layer

function getThis(sId)
{
	var oObject;
	oObject = false;
	
	if (IS_DOM) {
		if (document.getElementById(sId)) {
			oObject = document.getElementById(sId);
		}
	}
	else if (IS_IE)
 	{
		if (document.all[sID]) {
			oObject = document.all[sID];
		}
 	}
	return oObject;
}


//toggle admin/edit layers


function toggleLayerDisplay(sDivID){
					   
			var ndTargetLayer = getThis(sDivID);

			if(ndTargetLayer.style.display == 'none'){
				ndTargetLayer.style.display = 'block';
			}else{
				ndTargetLayer.style.display = 'none';
			}
}





function toggleMainDisplay(sDivID, cat){

	if (document.getElementById) {
			document.getElementById('client_prof').style.display = 'none';
			document.getElementById('client_tech').style.display = 'none';
			document.getElementById('client_cons').style.display = 'none';
	}

	getThis(sDivID).style.display = 'block';
	
	if(cat == "prof"){
		var num = client_nav_prof;
		var logo = prof_logo_src;
	}
	if(cat == "tech"){
		var num = client_nav_tech;
		var logo = tech_logo_src;
	}
	if(cat == "cons"){
		var num = client_nav_cons;
		var logo = cons_logo_src;
	}	
	
	toggleContent(num, cat, logo);

	
}

function toggleMainDisplay(sDivID){

			var el = getThis('overview');
			el.style.display = 'none';
			var el = getThis('definition');
			el.style.display = 'none';
			var el = getThis('research');
			el.style.display = 'none';
			var el = getThis('acceptance');
			el.style.display = 'none';
			
			
	var el = getThis(sDivID);
	el.style.display = 'block';

	
}