var myWin;
function openwin(cname,srci,xx,yy) {
var img = new Image();
img.src=srci;
if (myWin) myWin.close();
myWin = open("", "displayWindow","width="+(xx)+",height="+yy+",status=no,toolbar=no,menubar=no,scrollbars=0");
myWin.document.open();
myWin.document.write('\n');
myWin.document.write('\n'+cname+'\n');
myWin.document.write('\n
\n\n');
myWin.document.close();
}
function getImgSize(imgSrc){
var newImg = new Image();
newImg.src = imgSrc;
var height = newImg.height;
var width = newImg.width;
openwin('', imgSrc, width, height);
}