var langValue='';

function sfocus(obj){
	if(obj.style.color!='#000000' && obj.style.color!='rgb(0, 0, 0)'){
		langValue=obj.value;
		obj.value="";
	}
	//obj.style.background='#FFFFFF';
	obj.style.color='#000000';
//	alert(obj.style.color);
}

function dfocus(obj){
	if(obj.value==''){
		//obj.style.background='#F9FAF9';
		obj.style.color='#707F6F';
		obj.value=langValue;
	}
}