function changeValue(obj,val,des,type){
	if(obj.value == val){
		obj.value = des;
		//if(type) obj.type = type;
	}
}
Svincs.addEvent(window,'load',function(){
	if(typeof LOGIN_NAME != 'undefined' && typeof LOGIN_PASS != 'undefined'){
		var _tmp = document.forms["login_frm"];
		_tmp[LOGIN_NAME].onfocus = function (){
			changeValue(this,'username','');
		}
		_tmp[LOGIN_NAME].onblur = function (){
			changeValue(this,'','username');
		}
		_tmp[LOGIN_PASS].onfocus = function (){
			changeValue(this,'password','','password');
		}
		_tmp[LOGIN_PASS].onblur = function (){
			changeValue(this,'','password','text');
		}
		_tmp[LOGIN_PASS].type = 'password';
	}
});