// JavaScript Document
$(document).ready(function(){
var height=0;
var colheight=0;
$('.header_col').each(function(){
height=$(this).height();
if(colheight<height)
{
colheight=height;	
}
});
//set equal height
$('.header_col').each(function(){
$(this).height(colheight);
});
//inner col


});