function ShowButton(objName, ImageName)
{	
	objName.src=ImageName;
}
function PreloadImages()
{  
	if(document.images) 
	{ 
		if (!document.tmpImages)         
			document.tmpImages=new Array();      
			with(document) 
			{
				var i,j=tmpImages.length, a=PreloadImages.arguments; 
				for(i=0; i<a.length; i++)         
					if (a[i].indexOf("#")!=0)
					{
						tmpImages[j]=new Image; 
						tmpImages[j++].src=a[i]; 
					}
			}
	}
}