function select_change_input(obj,val){
	    var obj_name=obj.id.toString()+"_input_div"
      if(obj.value==val){
		    window.document.getElementById(obj_name).style.display="";
	    }else{
		    window.document.getElementById(obj_name).style.display="none";	
	    }
    }
    function checkbox_change_input(obj){
	    var obj_name=obj.id.toString()+"_input"
      if(obj.checked){
		    window.document.getElementById(obj_name).style.display="";
	    }else{
		    window.document.getElementById(obj_name).style.display="none";	
	}
}