function utReplaceVar(data, varList, valList) {
	if(varList == null) varList = [];
	if(valList == null) valList = [];
	 
	for(var i = 0; i < varList.length; i++) {
		var varStr = '%' + varList[i] + '%';
		var val = valList[i];
		var regex = new RegExp(varStr, 'g');
		data = data.replace(regex, val); 	
	}
	
	return data;	
}


function utGetVal(nm) {
	var val = null;
	
	var objs = document.getElementsByName(nm);	
	for(var i = 0; i < objs.length; i++) {
		var obj = objs[i];
		
		var tag = obj.tagName ? obj.tagName.toLowerCase() : null;
		if(tag && tag == 'input') {
			var tp = obj.getAttribute("type");
			var chk = obj.checked;
			if(tp && obj.value) {
				tp = tp.toLowerCase();
				if(tp == 'text' || (tp == 'radio' && chk) || (tp == 'checkbox' && chk)) {					
					if(val) val += ","; else val = '';
					val += obj.value; 
				}				
			}
		}
		
		if(tag && tag == 'select') {
			for(var i = 0; i < obj.options.length; i++) {
				var opt = obj.options[i];
				if(opt.selected) {
					val = opt.value;
					break;
				}
			}
		}		
	}
	
	return val != null ? val : '';
}


function utSetVal(nm, val) {
	var objs = document.getElementsByName(nm);
	var valSb = '';
	var valArr = val.split(',');
	for(var idx in valArr) {
		valSb += ('[' + valArr[idx] + ']');			
	}	
	for(var i = 0; i < objs.length; i++) {
		var obj = objs[i];
		
		var tag = obj.tagName ? obj.tagName.toLowerCase() : null;		
		
		if(tag && tag == 'input') {
			var tp = obj.getAttribute("type");
			if(tp) {
				tp = tp.toLowerCase();
				if(tp == 'text' || tp == 'hidden') {		
					obj.value = val; 
				}
				if(tp == 'checkbox' || tp == 'radio') {
					obj.checked = (valSb.indexOf('[' + obj.value + ']') != -1);
				}
			}
		}
		
		if(tag && tag == 'select') {
			var opts = obj.options;
			for(var i = 0; i < opts.length; i++) {
				if(opts[i].value == val) {
					opts[i].selected = true;
				} 
			}
		}		
	}

}

function utGetByIdPat(tag, idPat) {
	var objs = document.getElementsByTagName(tag);
	
	var result = [];
	var re = new RegExp(idPat);
	for(var i = 0; i < objs.length; i++) {
		var obj = objs[i];
		var id = obj.id;
		if(!id || !re.test(id)) continue;
		result[result.length] = obj;
	}
	
	return result;
}

function utTrim(s) {
	if(!s) return s;
	return s.replace(/^\s+/g, '').replace(/\s+$/g, '').replace(/\r/g,'').replace(/\n/g,' ');
}


function utGetClass(obj) {
	if(!obj) return '';
	return $(obj).attr('class');
}

function utSetClass(obj, cls) {
	$(obj).removeClass();
	$(obj).addClass(cls);
}

function utUUID() {
    var S4 = function () {
        return Math.floor(Math.random() * 0x10000).toString(16);
    };

    return (S4() + S4() + "-" +
            S4() + "-" +
            S4() + "-" +
            S4() + "-" +
            S4() + S4() + S4());
}

function utGetElementsByName(tag, nm) {
	var objs = document.getElementsByTagName(tag);
	if(objs == null || objs.length == 0) return [];
	var re = [];
	for(var i = 0; i < objs.length; i++) {
		var obj = objs[i];
		if(!obj || !obj.getAttribute || obj.getAttribute('name') != nm) continue;
		re[re.length] = obj;
	}
	return re;
}