var win=null;
function popUp(linkpage,w,h,resizable) {
	var resizable = (resizable == null) ? 1 : resizable;
	LeftPosition=(screen.width)?(screen.width-w)/2:100;
	TopPosition=(screen.height)?(screen.height-h)/2:100;
	win=window.open(linkpage, 'Content', 'toolbars=0, scrollbars=1, location=0, statusbars=0, menubars=0, resizable='+resizable+', width='+w+', height='+h+', left = '+LeftPosition+', top = '+TopPosition+'');
	if(win.focus) {
		win.focus();
	}
}
function CloseNewWin() {
	if(win!=null && win.open)win.close()
}