var activateImg = new Array();

	activateImg[0] = "../images/line_red.gif";
	activateImg[1] = "../images/line_red.gif";
	activateImg[2] = "../images/line_red.gif";
	activateImg[3] = "../images/line_red.gif";
	activateImg[4] = "../images/line_red.gif";
	activateImg[5] = "../images/line_red.gif";
	activateImg[6] = "../images/line_red.gif";
	activateImg[7] = "../images/line_red.gif";
	activateImg[8] = "../images/line_red.gif";
	activateImg[9] = "../images/line_red.gif";
	activateImg[10] = "../images/line_red.gif";
	activateImg[11] = "../images/line_red.gif";
	
	var deactivateImg = new Array();
	
	deactivateImg[0] = "../images/line_white.gif";
	deactivateImg[1] = "../images/line_white.gif";
	deactivateImg[2] = "../images/line_white.gif";
	deactivateImg[3] = "../images/line_white.gif";
	deactivateImg[4] = "../images/line_white.gif";
	deactivateImg[5] = "../images/line_white.gif";
	deactivateImg[6] = "../images/line_white.gif";
	deactivateImg[7] = "../images/line_white.gif";
	deactivateImg[8] = "../images/line_white.gif";
	deactivateImg[9] = "../images/line_white.gif";
	deactivateImg[10] = "../images/line_white.gif";
	deactivateImg[11] = "../images/line_white.gif";
	
	
	function activate(no)  {
	
	  if(document.images)  {
	    eval("document.roll" + no + ".src = activateImg[no]");
	  } // end if	
	
	} // end function active
	
	
	function deactivate(no)  {
	
	  if(document.images)  {
	    eval("document.roll" + no + ".src = deactivateImg[no]");
	  } // end if	
	
	} // end function deactive