function popup(picture){
 window.open('showpicture.html?pic='+picture,'window','height=400 width=400');
 return;
}
function popUpFoto(url,width,height){
	if (width>750||height>600){
		var popup = window.open(url,'popupFoto','scrollbars=0, resizable=1, width='+(width+50)+', height='+(height+50)+'\'');
	}else{
		var popup = window.open(url,'popupFoto','scrollbars=0, resizable=1, width=800, height=650');
	}
}
function addLoadEvent(func) {
	var oldonload = window.onload;
	if (typeof window.onload != 'function') {
		window.onload = func;
	} else {
		window.onload = function() {
			if (oldonload) {
				oldonload();
			}
			func();
		}
	}
}