function setEqualHeight(columns)  {  
var tallestcolumn = 0;  
columns.each(  
function()  
{  
currentHeight = $(this).height();  
if(currentHeight > tallestcolumn)  
{  
tallestcolumn  = currentHeight;  
}  
}  
);  
columns.height(tallestcolumn);  
}  
$(document).ready(function() {  
setEqualHeight($("#holder  > div"));  
});