function resizeItemDescriptions(){

	// get all p's in the document
	var all_Ps = document.getElementsByTagName('p');
	
	// initialise the var to track the highest
	var descrip_highest = 0;
			
	// loop all divs
	for (var i = 0; i < all_Ps.length; i++) {
		
		// found a subCategory div
		if(all_Ps[i].className == "itemDescription"){
		
			// reset highest if higher
			if(all_Ps[i].offsetHeight > descrip_highest){
				descrip_highest = all_Ps[i].offsetHeight;
			}
					 
		}
		
	}
	
	// loop through and resize
	for (var k = 0; k < all_Ps.length; k++) {
		if(all_Ps[k].className == "itemDescription"){
			 all_Ps[k].style.height = descrip_highest+"px";
		}
	}
		
}

// add load event to trigger it
addLoadEvent(resizeItemDescriptions);