document.observe("dom:loaded",function(){	

		// Breite Wrapper an Vieport anpassen
		screenwidth = screen.width;
		if(screenwidth <= 1024){
			$('wrapper').setStyle({width:'980px'});
		}

		// Formatierung von Tabellen
		var evens = $$('table.tableFormat tr:nth-child(odd)');
		var odds = $$('table.tableFormat tr:nth-child(even)');			
		var heads = $$('table.tableFormat th');		
			
		var row = 0;
		if(evens) {
    		evens.each(function(tr) {
		    	tr.addClassName('tableRow1');
	    	});
    	}
		if(odds) {
    		odds.each(function(tr) {
		    	tr.addClassName('tableRow2');
	    	});
    	}  	
		if(heads) {
    		heads.each(function(th) {
	    		th.addClassName('tableHead');
	    	});
    	}      		
	});