if(window.addEventListener) window.addEventListener("load",pmvAnimOnLoad,false);
else if (window.attachEvent) window.attachEvent("onload",pmvAnimOnLoad);

var pmvAnimFlag=0;
var pmvAnimText;
var pmvAnimText2;
function pmvAnimOnLoad(){
   var cssRules;
   if (document.all) {
      cssRules = 'rules';
   } else if (document.getElementById) {
      cssRules = 'cssRules';
   }
   for (var S = 0; S < document.styleSheets.length; S++){
      for (var R = 0; R < document.styleSheets[S][cssRules].length; R++) {
         if (document.styleSheets[S][cssRules][R].selectorText == 'div.PMVTEXTalt') {
            pmvAnimText=document.styleSheets[S][cssRules][R];
         }else if (document.styleSheets[S][cssRules][R].selectorText == 'div.PMVTEXT2alt') {
            pmvAnimText2=document.styleSheets[S][cssRules][R];
         }
      }
   }
   pmvAnim();
   setInterval('pmvAnim()',1000);
}
function pmvAnim(){
   if (pmvAnimText && pmvAnimText2){
      if (pmvAnimFlag==0){
         pmvAnimFlag=1;
         pmvAnimText.style['visibility']='visible';
         pmvAnimText2.style['visibility']='hidden';
      }else if (pmvAnimFlag==1){
         pmvAnimFlag=0;
         pmvAnimText2.style['visibility']='visible';
         pmvAnimText.style['visibility']='hidden';
      }
   }
}