function setTall() {

	if (document.getElementById) {
	
	   var footerHeight = 100;
		// the divs array contains references to each column's div element.  
		// Replace 'center' 'right' and 'left' with your own.  
		// Or remove the last one entirely if you've got 2 columns.  Or add another if you've got 4!
		
		// Let's determine the maximum height out of all columns specified
		var maxHeight = 0;
		var headHeight = 208;
		
		var footer = document.getElementById('footer');
		var header = document.getElementById('header');
		var nav = document.getElementById('navigation');
		var content = document.getElementById('content_holder');
		var callout = document.getElementById('callout');
		

		footerHeight = footer.offsetHeight;
		headerHeight = header.offsetHeight;
		navHeight = nav.offsetHeight;
		contentHeight = content.offsetHeight;
		calloutHeight = callout.offsetHeight;
		total = footerHeight+headerHeight+navHeight+contentHeight+calloutHeight+70;
		maxHeight = document.getElementById('siteCenter').offsetHeight;
		
		//alert ("footer:"+footerHeight+" | header: "+headerHeight+" | nav: "+navHeight+" | content: "+contentHeight+" | total: "+total+" | max: "+maxHeight);

		
		 
		var siteCenter = document.getElementById('siteHolder');
		
		siteCenter.style.height=total + 'px';
		
		//alert(total);
		/*
		var theHeight;
			
		if (window.innerHeight) {
		theHeight=window.innerHeight;
		}
		else if (document.documentElement && document.documentElement.clientHeight) {
		theHeight=document.documentElement.clientHeight;
		}
		else if (document.body) {
		theHeight=document.body.clientHeight;
		}
		
		//alert ("max height:"+maxHeight+" | The Height:"+theHeight)
		if ((theHeight + footerHeight) > (maxHeight)){
		
			if((theHeight - maxHeight < footerHeight)){
			    theHeight = theHeight - (theHeight - maxHeight)+footerHeight;
				siteCenter.style.height=theHeight +'px';
				
			}else{
			theHeight = theHeight;
			
			siteCenter.style.height=theHeight +'px';
			}
			
		}else {
		theHeight = maxHeight + footerHeight ;
		siteCenter.style.height=theHeight +'px';
		
		}
	
	
	*/
	
	
		
	}

}

window.onload = setTall; 
//window.onresize = setTall;