function popUp(URL) {
day = new Date();
id = day.getTime();
eval("page" + id + " = window.open(URL, '" + id + "', 'toolbar=0,scrollbars=1,location=0,statusbar=0,menubar=0,resizable=0,width=790,height=600,left = 212,top = 34');");
}

function popupWindow( pageToLoad, winName, width, height, center)
{

    xposition=0; yposition=0;
    if ((parseInt(navigator.appVersion) >= 4 ) && (center)){
        xposition = (screen.width - width) / 2;
        yposition = (screen.height - height) / 2;
    }
	
	//0 => no
	//1 => yes
    var args = "";
    	args += "width=" + width + "," + "height=" + height + ","
		+ "location=0,"
		+ "menubar=0,"
		+ "resizable=0,"
		+ "scrollbars=1,"
		+ "statusbar=false,dependent,alwaysraised,"
		+ "status=false,"
		+ "titlebar=no,"
		+ "toolbar=0,"
		+ "hotkeys=0,"
		+ "screenx=" + xposition + ","  //NN Only
		+ "screeny=" + yposition + ","  //NN Only
		+ "left=" + xposition + ","     //IE Only
		+ "top=" + yposition;           //IE Only
		//fullscreen=yes, add for full screen

    	window.open(pageToLoad,winName,args );
}