var NewWindow=null;

function ShowImage(FileURL) { 
var WinHeight=Math.floor(screen.height);

   //if (WinHeight > 880) { 
	var ImgHeight=480;
	var ImgWidth=930;
	var WinLeft=Math.floor((screen.width-ImgWidth)/2);
	var WinTop=Math.floor((screen.height-ImgHeight)/2);
	var WinAppearence = 'resizable=yes,scrollbars=no,width='+(ImgWidth)+',height='+(ImgHeight)+',top='+WinTop+',left='+WinLeft;
   /*} else {
	var ImgHeight=WinHeight-100;
	var ImgWidth=570;
	var WinLeft=Math.floor((screen.width-ImgWidth)/2);
	var WinTop=Math.floor((screen.height-ImgHeight)/2);
	var WinAppearence = 'resizable=yes,scrollbars=yes,width='+(ImgWidth)+',height='+(ImgHeight)+',top='+WinTop+',left='+WinLeft;
   }*/
   NewWindow=window.open( FileURL,'dress',WinAppearence);
   NewWindow.focus();
}