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';
      for (var S = 0; S < document.styleSheets.length; S++){
         if (document.styleSheets[S].rules)
         for (var R = 0; R < document.styleSheets[S].rules.length; R++) {
            if (document.styleSheets[S].rules[R].selectorText == 'DIV.PMVTEXTalt') {
               pmvAnimText=document.styleSheets[S].rules[R];
            }else if (document.styleSheets[S].rules[R].selectorText == 'DIV.PMVTEXT2alt') {
               pmvAnimText2=document.styleSheets[S].rules[R];
            }
         }
      }
   } else if (document.getElementById) {
      cssRules = 'cssRules';
      for (var S = 0; S < document.styleSheets.length; S++){
	 if (document.styleSheets[S][cssRules])
         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];
            }
         }
      }
   }
   //alert("anim : "+pmvAnimText+" / "+pmvAnimText2);
   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';
      }
   }
}