fixcolumns={
	highest:0,
	moreClass:'more',
	
	init:function() {
		if(!document.getElementById || !document.createTextNode){return;}
		fixcolumns.n=document.getElementById('content');
		if(!fixcolumns.n){return;}	
		fixcolumns.getHighest('div');
		fixcolumns.fixElements('sidebar1');
		fixcolumns.fixElements('maincontent');
		fixcolumns.fixElements('sidebar2');			
	},
	fix:function(elm) {
		fixcolumns.getHighest(elm);
		fixcolumns.fixElements(elm);
	},
	getHighest:function(elm) {
		fixcolumns.highest=0;
		var temp=fixcolumns.n.getElementsByTagName(elm);
		
		for (var i=0; i < temp.length; i++) {
			if(!temp[i].offsetHeight){continue;}
			if(temp[i].offsetHeight>fixcolumns.highest){
				fixcolumns.highest=temp[i].offsetHeight;
			}
		}	
	},
	fixElements:function(elm) {
		var temp=document.getElementById(elm);
		if(!temp){return;}
		temp.style.height=parseInt(fixcolumns.highest)+'px';
		for (var i=0; i < temp.length; i++) {
			temp[i].style.height=parseInt(fixcolumns.highest)+'px';	
		}
	}
}
MLJL.addEvent(window,'load',fixcolumns.init,false);