function find(name)
{
	if (document.getElementById)
	{
		return(document.getElementById(name));
	}
	else if (document.all)
	{
		return(document.all[name]);
	}
	else if (document.layers)
	{
		 return(document.layers[name]);
	}
}
function del_text(text,obj){
	if(text == obj.value){
	obj.value = ''
	}
}// JavaScript Document