function my_win(caption,picture,wide,high)
{

var source="images/" + picture;
var moresource="<p style='float:right;'><INPUT style='color:#fff;background-color:#0000b0;' name='closewindow' value='Close Window' type='button' onclick='self.close();'></p>";
awindow=window.open("",'mywindow','height=' + high + ', width=' + wide +',top=0, left=0, toolbar=no,location=no,directories=no,status=no,menubar=no,scrollbars=yes,copyhistory=yes,resizable=no');
awindow.document.write(moresource + caption + "<img src='" + source + "'>");

awindow.document.close();

}

var nW,nH;
function zoomToggle(iWideLarge,iHighLarge,whichImage){

nW=iWideLarge;
nH=iHighLarge;
whichImage.style.width=nW;
whichImage.style.height=nH;
}