function post_call (caller_obj, controller_name) {
this.caller_obj      = caller_obj;
this.controller_name = controller_name;
this.call;
this.form_name;



  if (typeof post_call._initialized == "undefined") {
    
    
    /*
      Send an Ajax / Iframe post call to a controller
    */
    post_call.prototype.post = function(){ 
  	  var this_obj = this; 
      ////////////////////////////////////////////////////////////////////////
    	var handleSuccess = function(o) { this_obj.caller_obj.return_call(o.responseText, this_obj.call); };
      ////////////////////////////////////////////////////////////////////////	
      if (this.form_name) {
        YAHOO.util.Connect.setForm(document.getElementById(this.form_name+"_frm"), true, false);	
      }else	{
        YAHOO.util.Connect.setForm(document.getElementById(this.call+"_frm"), true, true);
      }
      //ajax post         		
      YAHOO.util.Connect.asyncRequest('POST', '/'+this.controller_name+'.hj?'+this.controller_name+'='+this.call, {
          success: function(o) {  handleSuccess(o);  },
          failure: function(o) {  this_obj.handleFailure(o);  },
          upload: function(o)  {  handleSuccess(o); }
      });    
   	}
    	 	
     
   	/*
      Set the post call
    */
    post_call.prototype.set_call = function (call) {
      this.call = call;
    }
    	
    
    /*
      Set the form if its not the call
    */
    post_call.prototype.set_form = function (form_name) {
      this.form_name = form_name;
    }
    

    /*
       Ajax Failure Function
    */
    post_call.prototype.handleFailure = function (o) {
      //alert("Submission failed: " + o.status);
    }
    
    
    post_call._initialized = true;
  }  
   
}