// JavaScript Document

function resizeCol(){
 var divHeight3 = ((document.getElementById('col3_content').offsetHeight));
 var divHeight1 =((document.getElementById('col1_content').offsetHeight));

 if (divHeight3 <= divHeight1){
    document.getElementById('col3_content').style.height = divHeight1 + 'px';    
   }
  if (divHeight1 <= divHeight3){
    document.getElementById('col1_content').style.height = (divHeight3-115) + 'px';    
   }
}