// Javascript Functions

function swapimg(image,st){
	if(document.getElementById){
		document.getElementById(image).src = "images/" + image + "_" +  st + ".gif";
		}
	}

// popup launcher
var newWindow = null;

function closeWin(){
	if (newWindow != null){
		if(!newWindow.closed)
			newWindow.close();
	}
}

function closeSelf(){
	this.close();
	}

function popup(url){
	
	closeWin();
	
	var tools = "resizable,width=550,height=310";
	newWindow = window.open(url, 'newWin', tools);
	newWindow.focus();
}