bVer =parseInt(navigator.appVersion);
bName=navigator.appName;
if (bVer >=3 && bName=="Netscape") gSupport=1;
else if (bVer >=4) gSupport=1;
else gSupport=0;
if (gSupport==1)
  {
  	  menuesq1 = new Image();
	  menuesq1.src = "/img/menu_esq/menu01_esq.gif";
	  menuesq1a = new Image();
	  menuesq1a.src = "/img/menu_esq/menu01_up.gif";

  	  menuesq2 = new Image();
	  menuesq2.src = "/img/menu_esq/menu02_esq.gif";
	  menuesq2a = new Image();
	  menuesq2a.src = "/img/menu_esq/menu02_up.gif";

  	  menuesq3 = new Image();
	  menuesq3.src = "/img/menu_esq/menu03_esq.gif";
	  menuesq3a = new Image();
	  menuesq3a.src = "/img/menu_esq/menu03_up.gif";

  	  menuesq4 = new Image();
	  menuesq4.src = "/img/menu_esq/menu04_esq.gif";
	  menuesq4a = new Image();
	  menuesq4a.src = "/img/menu_esq/menu04_up.gif";

  	  menuesq5 = new Image();
	  menuesq5.src = "/img/menu_esq/menu05_esq.gif";
	  menuesq5a = new Image();
	  menuesq5a.src = "/img/menu_esq/menu05_up.gif";

  	  menuesq6 = new Image();
	  menuesq6.src = "/img/menu_esq/menu06_esq.gif";
	  menuesq6a = new Image();
	  menuesq6a.src = "/img/menu_esq/menu06_up.gif";


          menuinf1 = new Image();
          menuinf1.src = "/img/menu_inferior/actinstitucionals.gif";
          menuinf1a = new Image();
          menuinf1a.src = "/img/menu_inferior/actinstitucionals.gif";

          menuinf2 = new Image();
          menuinf2.src = "/img/menu_inferior/infocorpo.gif";
          menuinf2a = new Image();
          menuinf2a.src = "/img/menu_inferior/infocorpo.gif";

          menuinf3 = new Image();
          menuinf3.src = "/img/menu_inferior/promocom.gif";
          menuinf3a = new Image();
          menuinf3a.src = "/img/menu_inferior/promocom.gif";

          menuinf4 = new Image();
          menuinf4.src = "/img/menu_inferior/serveis_online.gif";
          menuinf4a = new Image();
          menuinf4a.src = "/img/menu_inferior/serveis_online.gif";
	  }

function rollover(iName)
		{
		if (gSupport==1)
		         {
				 thename = eval(iName + "a.src");
				 document[iName].src = thename;
                }
        }
function rolloff(iName)
		{
        if (gSupport==1)
                {
                thename = eval(iName + ".src");
                document[iName].src = thename;
                }
        }