function checkHeight()
{
	if(document.getElementById('primary') && document.getElementById('secondary'))
	{
		var primaryH=document.getElementById('primary').clientHeight;
		var secondaryH=document.getElementById('secondary').clientHeight;
		
		if(primaryH > secondaryH)
		{
			document.getElementById('secondary').style.height=(primaryH+20)+'px';
		}
		else
		{
			document.getElementById('primary').style.height=(secondaryH-70)+'px';
		}
	}
	else if(document.getElementById('primary_product') && document.getElementById('secondary_product'))
	{
		var primaryH=document.getElementById('primary_product').clientHeight;
		var secondaryH=document.getElementById('secondary_product').clientHeight;
		//alert(primaryH+","+secondaryH);
		if(primaryH > secondaryH)
		{
			document.getElementById('secondary_product').style.height=(primaryH+15)+'px';
		}
		else if(primaryH < secondaryH)
		{
			document.getElementById('primary_product').style.height=(secondaryH-65)+'px';
		}
	}
}

window.onload = function(){checkHeight()};