<!--
function imgzoom(thisimg,maxwidth,maxheight){ 
  var theimg=new Image();
  theimg.src=thisimg.src; 
  var thewidth=theimg.width;
  var theheight=theimg.height;
  if(theimg.width>0 && theimg.height>0){
	  if(maxwidth>0 && maxheight>0){
	   if(theimg.width/theimg.height>=maxwidth/maxheight){ 
		if(theimg.width>maxwidth){   
			thewidth=maxwidth; 
			theheight=maxwidth*theimg.height/theimg.width; 
			}
		} 
	   else{ 
		if(theimg.height>maxheight){   
			thewidth=maxheight*theimg.width/theimg.height;      
			theheight=maxheight; 
			}
		} 		  
	  }else{
		  if(maxwidth<=0 && theimg.height>maxheight && maxheight>0){
			thewidth=maxheight*theimg.width/theimg.height;      
			theheight=maxheight; 
		  }
		  if(maxheight<=0 && theimg.width>maxwidth && maxwidth>0){
			thewidth=maxwidth; 
			theheight=maxwidth*theimg.height/theimg.width; 
		  }
	  }
   }
   thisimg.width=thewidth;
   thisimg.height=theheight;
}  
//-->