function addLoadEvent(func) {
var oldonload = window.onload;
if (typeof window.onload != 'function') {
window.onload = func;
} else {
window.onload = function() {
oldonload();
func();
}
}
}


/* popUp window */
function popupplayer() {
 var links = document.getElementsByTagName("a");
	for (var i=0; i < links.length; i++) {		
		if (links[i].className == "popup") {	
				links[i].onclick = function() {	
				openPopUp(this.getAttribute("href"));	
				return false; 	
				} 	
		}
	}
}
addLoadEvent(popupplayer);

function openPopUp(linkURL) {
window.open(linkURL,'popup','width=320,height=130')
}