function validateFormOnSubmit(theForm) {
	
	result=true;
	if (!validateEmpty(theForm[0].vorname)) result=false;
	if (!validateEmpty(theForm[0].name)) result=false;
	if (!validateEmail(theForm[0].email)) result=false;
	if (!validateEmpty(theForm[0].nachricht)) result=false;
	if (!validateSelect(theForm[0].Anfrageart)) result=false;
	
	return result;
}


function validateEmpty(fld) {
    var error = "";
  
    if (fld.value.length == 0) {
        fld.style.border = '3px solid #D94800'; 
        return false;
    } else {
        fld.style.border = '1px solid #312C2A'; 
        return true;
    }

}

function validateSelect(fld) {
	if (fld.options[0].selected) {
		 fld.style.border = '3px solid #D94800'; 
		 return false;
	}else {
         	fld.style.border = '1px solid #312C2A'; 
       	 	return true;
   	 }	
}


function trim(s)
{
  return s.replace(/^\s+|\s+$/, '');
} 

function validateEmail(fld) {
    var tfld = trim(fld.value);                        // value of field with whitespace trimmed off
    var emailFilter = /^[^@]+@[^@.]+\.[^@]*\w\w$/ ;
    var illegalChars= /[\(\)\<\>\,\;\:\\\"\[\]]/ ;
    
    if (fld.value == "") {
         fld.style.border = '3px solid #D94800'; 
        return false;
    } else if (!emailFilter.test(tfld)) {              //test email for illegal characters
        fld.style.border = '3px solid #D94800'; 
        return false;
    } else if (fld.value.match(illegalChars)) {
        fld.style.border = '3px solid #D94800'; 
        return false;
    } else {
         fld.style.border = '1px solid #312C2A'; 
        return true;
    }
   
}



function fFocus(where) {
	
	if (where.title==where.value) {
		where.value='';
	}
}

function fBlur(where) {
	
	if (where.value=="") {
		where.value=where.title;
	}
}