function popUp(URL,scr,wi,he) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars="+scr+",location=0,statusbar=0,menubar=0,width="+wi+",height="+he+",left = 100,top = 100');");
}
function openPopUp(url, newwindow, w_width, w_height){
	xpos	= (screen.width - w_width)/5;
	ypos	= (screen.height - w_height)/5;
	window.open(url, newwindow, "width="+w_width+", height="+w_height+", left="+xpos+", top="+ypos);
}