function roll(img_name, img_src)
           {
           document[img_name].src = img_src;
           }
        
    	function create_window( image, width, height )
        {
        	width = width + 30;
            height = height + 100;
            
            if ( window.popup_window && !window.popup_window.closed )
            {
            	window.popup_window.resizeTo( width, height );
            }
            
            var window_specs = "location=no, scrollbars=no, menubars=no, toolbars=no, resizeable=yes, left=0, top=0, width=" + width + ", height=" + height;
    		var url = "image_window.php?image=" + image;
            
            popup_window = window.open(url, "ProgramWindow", window_specs);
            popup_window.focus();                                    
        }

    	function url_window( url, width, height )
        {
        	width = width + 30;
            height = height + 100;
            
            if ( window.popup_window && !window.popup_window.closed )
            {
            	window.popup_window.resizeTo( width, height + 50 );
            }
            
            var window_specs = "location=no, scrollbars=no, menubars=no, toolbars=no, resizeable=yes, left=0, top=0, width=" + width + ", height=" + height;
            
            popup_window = window.open(url, "ProgramWindow", window_specs);
            popup_window.focus();                                    
        }

        function form_submit(form_name, action)
        {
            var hiddenAction = document.createElement("input");
            hiddenAction.type = "hidden";
            hiddenAction.name = action;
            document.forms[form_name].appendChild(hiddenAction);
    //        document.forms[form_name].innerHTML = document.forms[form_name].innerHTML + "<input type=hidden name='" + action + "'>";
        	document.forms[form_name].submit();
        }
        
        function submit_form( form )
        {
        	form.submit();
        }

        function submit_formname( form_name )
        {
        	document.forms[form_name].submit();
        }
    
        
        function submit_login()
        {
          	form_login.submit()
        }
        function submit_update()
        {
          	form_update.submit()
        }
        function submit_signup()
        {
          	form_signup.submit()
        }
        function submit_feedback()
        {
          	form_feedback.submit()
        }
        function submit_question()
        {
          	form_question.submit()
        }
        function submit_quote()
        {
          	form_quote.submit()
        }