// JavaScript Document
var previousans=""
var previousimg=""
function showsubnav(img,cid){
	if (previousans!=""){
			document.getElementById(previousans).style.display="none";
			document[previousimg].src="images/"+previousimg+".gif";
	}
	if (previousans2!=""){
			document.getElementById(previousans2).style.display="none";
			document[previousimg2].src="images/"+previousimg2+".gif";
	}
	if (previousimg3!=""){
			document[previousimg3].src="images/"+previousimg3+".gif";
	}
	previousans=cid;
	previousimg=img;
	document.getElementById(cid).style.display="block";
	document[img].src="images/"+img+"_f2.gif";
}
var previousans2=""
var previousimg2=""
function showsubnav2(img,cid){
	if (previousans2!=""){
			document.getElementById(previousans2).style.display="none";
	}
	if (previousimg2!=""){
			document[previousimg2].src="images/"+previousimg2+".gif";
	}
	if (previousimg3!=""){
			document[previousimg3].src="images/"+previousimg3+".gif";
	}
	if (cid!=""){
		previousans2=cid;
		document.getElementById(cid).style.display="block";
	}
	previousimg2=img;
	document[img].src="images/"+img+"_f2.gif";
}
var previousimg3=""
function showsubnav3(img){
	if (previousimg3!=""){
			document[previousimg3].src="images/"+previousimg3+".gif";
	}
	previousimg3=img;
	document[img].src="images/"+img+"_f2.gif";
}
var previoussub="intro"
function showservicesub(cid){
	if (previoussub!="")
			document.getElementById(previoussub).style.display="none";
	previoussub=cid;
	document.getElementById(cid).style.display="block";
}

function rollOn(theImg){
document[theImg].src="images/"+theImg+"_f2.gif";
}
function rollOff(theImg){
document[theImg].src="images/"+theImg+".gif";
}

///////////////
//open window function
///////////////

var isClicked=0
var newWindow=null
function openWindow(swap1,swap2)
{
if((isClicked>0)&&(newWindow.closed==false))
        {
        newWindow.close();
        }
newWindow=window.open(swap1,'',swap2);
isClicked++
}
function closeWindow()
{
if(newWindow)
        {
        newWindow.close()
        }
}