var c=120;
   var obj;
   var zoom;
window.onload=function() {
   obj=document.getElementById('zoompic')
   obj.onmouseover=function() {
   zoooom();
 }
   obj.onmouseout=function() {
   clearTimeout(zoom);
   c=120;
   obj.style.marginTop=(300-c)+'px';
   obj.style.height=c+'px';
   obj.style.width=3*c/4+'px';
  }
 }
function zoooom() {
if(c>300) {
   return;
 } 
   obj.style.marginTop=(300-c)+'px';
   obj.style.height=c+'px';
   obj.style.width=3*c/4+'px';
   c+=4;
   zoom=setTimeout('zoooom()',25);
 }