var urlg
var urlpr

		function loadprev(urlg, urlpr) {
		GalleryWindow.location.href= urlg;	
		PreviewWindow.location.href= urlpr;
		} 
		
		function loadprevstart(urlg, urlpr) {
		parent.GalleryWindow.location.href= urlg;	
		parent.PreviewWindow.location.href= urlpr;
		} 
		
function scrollToTop(){
  scrollBy(0,-1500) ;
}

function scrollToTop(){
for (var i=0;i<1500;i++){
    scrollBy(0,-15) ;
  }
}