function popUp(URL) {

	var xOffset = (screen.availWidth-600)/2;
	var yOffset = ((screen.availHeight-600)/2)-10;
	var passedUrl = "";
	
	if (location.search != "")
	{
		var x = location.search.substr(1).split(";")
		for (var i=0; i<x.length; i++)
		{
			var y = x[i].split("=");
			passedUrl = "?"+y[0] + "=" + y[1];
		}
	}
	
	day = new Date();
	id = day.getTime();
	if (is_ie6){
		eval("page" + id + " = window.open(URL+passedUrl, '" + id + "', 'toolbar=0,scrollbars=0,location=0,statusbar=0,menubar=0,resizable=1,width=600,height=600,left = "+xOffset+",top = "+yOffset+"');");
	} else {
		eval("page" + id + " = window.open(URL+passedUrl, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=1,width=600,height=600,left = "+xOffset+",top = "+yOffset+"');");
	}
}