var isDOM = (document.getElementById ? true : false);
var isIE = (document.all ? true : false);

function trim(strText){
	for (i = 0; i < strText.length; i++){
		if (strText.charAt(i) == " ")
			strText = strText.substring(i + 1, strText.length);
		else
			break;
	}
	for (i = strText.length - 1; i >= 0; i = strText.length-1){
		if (strText.charAt(i) == " ")
			strText = strText.substring(0,i);
		else
			break;
	}
	return strText;
}

function setDataOnField(objField, strTextOnField, strText){
	if (objField.value == strTextOnField)
		objField.value = strText;
}

function checkDataOnField(objField, strTextOnField, strText){
	if (objField.value == strTextOnField)
		setDataOnField(objField, strTextOnField, strText);
}

function textalize(strText){
	return unescape(strText).replace(/\+/g, " ");
}