function checkFormular() 
{
for(i=1; i<7; i++)
{
	j = i+100;
	document.getElementById(j).style.color="#000000";
				
if (document.getElementById(i).value == "") 
{
	alert("Bitte alle Felder ausfüllen!");
	document.getElementById(i).focus();
	document.getElementById(j).style.color="#FF0000";
	return false;			
}

}

}