function setFieldValue(fieldRef, str) {
	// torli a search mezot kattintaskor 
	// es visszaallitja default stringre
	obj = eval(fieldRef);
	if (obj.value == str) {
		obj.value = "";
	}
	else if (obj.value == "") {
		obj.value = str;
	}
}

function ReverseContentDisplay(d) {
	//var d = document.getElementById(d); 
	if(d.length < 1) {
		return;
	}
	if(document.getElementById(d).style.display == "none") {
		document.getElementById(d).style.display = "block";
	}else{
		document.getElementById(d).style.display = "none";
	}
}