$(document).ready(function() {	 

			$('#show').click(function() {

			var screenWidth = document.documentElement.clientWidth; 
			var screenHeight = document.documentElement.clientHeight; 
			var popHeight=$("#gal_body").height();

			//alert(popHeight+ ' ' +  screenHeight);

			if( self.pageYoffset ) { scrolledX = self.pageXoffset; scrolledY = self.pageYoffset; } 
			else if( document.documentElement && document.documentElement.scrollTop ) { scrolledX = document.documentElement.scrollLeft; scrolledY = document.documentElement.scrollTop; } 
			else if( document.body ) { scrolledX = document.body.scrollLeft; scrolledY = document.body.scrollTop; } 

			var left2 = scrolledX + (screenWidth - $("#gal_body").width())/2; 		
			if(screenHeight < popHeight) { var top2=20; } else { var top2 = scrolledY + (screenHeight - popHeight)/2; }

			$("#gal_body").css({ "position": "absolute", "top": top2, "left": left2 }); 
			$('#gal_body').fadeIn(100); 
			$('#fade').css({'filter' : 'alpha(opacity=80)'}).fadeIn(100); 				

			return false;	
			});

$('#close').click(function () { $('#fade').fadeOut(100); $('#gal_body').fadeOut(100); });		
$('#fade').click(function () { $('#fade').fadeOut(100); $('#gal_body').fadeOut(100); });	

});