function popop(page) {
	leftPop = (screen.width-500)/2;
	topPop = (screen.height-400)/2;
	window.open(page,"popup","top="+topPop+",left="+leftPop+",width=500,height=400, resizable =no, fullscreen=no, location=no, scrollbars=yes, directories=no, menubar=no");
}

function popop2(page,h,w) {
	leftPop = (screen.width-w)/2;
	topPop = (screen.height-h)/2;
	window.open(page,"popup","top="+topPop+",left="+leftPop+",width="+w+",height="+h+", resizable =no, fullscreen=no, location=no, scrollbars=yes, directories=no, menubar=no");
}