/* 
 *the following method sets the min-height style for the content 
 *
 */
function adjustHeight(){
	//alert('window height: '+document.documentElement.offsetHeight);
	contentheight = document.documentElement.offsetHeight - 
		(document.getElementById('footer').offsetHeight +
		document.getElementById('header').offsetHeight);
	h = contentheight  - 100;
	//alert('new content height: '+h);
	if(h > 0){
		c = document.getElementById('content');
		c.style.minHeight = h + 'px';
	}
}