// Global JavaScript Document

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 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 writeCopyright(){
	// get the current year and write it
	var theDate = new Date();
	//document.write();
	document.write("&copy;" + theDate.getFullYear() + " KTU+A All rights reserved.");
}

function refLayerOn(x){
	//display the block
	myObj = document.getElementById(x);
	myObj.style.display='block';
	
	//change plus icon to minus
	divPlus = "plus_" + x;
	myPlusObj = document.getElementById(divPlus);
	myPlusObj.style.display='none';
	
	divMinus = "minus_" + x;
	myMinusObj = document.getElementById(divMinus);
	myMinusObj.style.display='block';
	
}

function refLayerOff(x){
	//display the block
	myObj = document.getElementById(x);
	myObj.style.display='none';
	
	//change minus icon to plus
	divPlus = 'plus_' + x;
	myPlusObj = document.getElementById(divPlus);
	myPlusObj.style.display='block';
	
	divMinus = 'minus_' + x;
	myMinusObj = document.getElementById(divMinus);
	myMinusObj.style.display='none';
	
}

function layerOn(x){
	//display the block
	myObj = document.getElementById(x);
	myObj.style.display='block';
	
}
function layerOff(x){
	//display the block
	myObj = document.getElementById(x);
	myObj.style.display='none';
	
}

function tabHighlight(x){
	//highlight the appropriate tab based on page
	
	//getPage
		var sPath = window.location.pathname;
		//var sPage = sPath.substring(sPath.lastIndexOf('\\') + 1);
		var sPage = sPath.substring(sPath.lastIndexOf('/') + 1);
		//alert(sPage);
		
	var imgSrc = null;
	var tabID = x
	switch(sPage){
		case 'index.asp': imgSrc='imgs/tab_home_f2.gif'; tabID='homeTab';break;
		case 'company.asp': imgSrc='imgs/tab_company_f2.gif'; tabID='companyTab';break;
		case 'news.asp': imgSrc='imgs/tab_news_f2.gif'; tabID='newsTab';break;
		case 'services.asp': imgSrc='imgs/tab_home_f2.gif'; tabID='homeTab';break;
		case 'awards.asp': imgSrc='imgs/tab_home_f2.gif'; tabID='homeTab';break;
		case 'portfolio.asp': imgSrc='imgs/tab_home_f2.gif'; tabID='homeTab';break;
	}
	myObj = document.getElementById(tabID);
	myObj.src = imgSrc;
	//alert(tabID);

}