window.onload = SetHeight; 
function SetHeight()
{
	var DivId = "data-";
	var MaxH = 0;
	var i;
	var currentH;
	var TotalDiv = 0;
	
	for (i=1; i<100; i++)
		{
			if(document.getElementById(DivId+i) == null)
				{
					break;
				}
			else
				{
					TotalDiv++;	
				}
		}
	
	for (i=1; i<=TotalDiv; i++)
		{
			currentH = document.getElementById(DivId+i).offsetHeight;
			if (MaxH<currentH)
				{
					MaxH = currentH;
					document.getElementById(DivId+i).style.height = MaxH + "px"; 
				}
		}
	
	for (i=1; i<=TotalDiv; i++)
		{
			document.getElementById(DivId+i).style.height = MaxH + "px"; 
		}
}