// Beginning of JavaScript -

if(document.images)
   {
    var sag1a=new Image();
    sag1a.src="images/a1b.gif";

    var sag1=new Image();
    sag1.src="images/a1.gif";

    var sag2a=new Image();
    sag2a.src="images/a2b.gif";

    var sag2=new Image();
    sag2.src="images/a2.gif";

    var sag3a=new Image();
    sag3a.src="images/a3b.gif";

    var sag3=new Image();
    sag3.src="images/a3.gif";

    var sag4a=new Image();
    sag4a.src="images/a4b.gif";

    var sag4=new Image();
    sag4.src="images/a4.gif";

    var sag5a=new Image();
    sag5a.src="images/b1b.gif";

    var sag5=new Image();
    sag5.src="images/b1.gif";

    var sag6a=new Image();
    sag6a.src="images/b2b.gif";

    var sag6=new Image();
    sag6.src="images/b2.gif";

    var sag7a=new Image();
    sag7a.src="images/b3b.gif";

    var sag7=new Image();
    sag7.src="images/b3.gif";

    var sag8a=new Image();
    sag8a.src="images/b4b.gif";

    var sag8=new Image();
    sag8.src="images/b4.gif";

    var sag9a=new Image();
    sag9a.src="images/b5b.gif";

    var sag9=new Image();
    sag9.src="images/b5.gif";

    var sag10a=new Image();
    sag10a.src="images/b6b.gif";

    var sag10=new Image();
    sag10.src="images/b6.gif";

    var sag11a=new Image();
    sag11a.src="images/b7b.gif";

    var sag11=new Image();
    sag11.src="images/b7.gif";

   }

function over(imgName, sagName)
    {
     if(document.images)
	{
	document[imgName].src = eval(sagName + "a.src");
	}
}

function out(imgName, sagName, overa)
    {
     if(document.images)
       {
	document[imgName].src = eval(sagName +".src")+overa;
       }

}

// - End of JavaScript -