function setVisible(layName,swt){

if     (swt == 1) var option = 'visible'
else if(swt == 0) var option = 'hidden'
else              var option = 'inherit';

if     (swt == 1) var option1 = 'table'
else if(swt == 0) var option1 = 'none';



 if(document.getElementById)
          document.getElementById(layName).style.visibility=option
 else if(document.layers) document.layers[layName].visibility=option
 else if(document.all) document.all(layName).style.visibility=option;
 if(document.getElementById)
          document.getElementById(layName).style.display=option1
 else if(document.layers) document.layers[layName].display=option1
 else if(document.all) document.all(layName).style.display=option1;


}

function ShowFirst() {

     setVisible("simple",1);
     setVisible("phone1",0);
    }


function ShowSecond() {
     setVisible("simple",0);
     setVisible("phone1",1);
    }


    function ShowPage(i) {
     if(i == 1) {
       ShowFirst();
     }
     if(i == 2) {
       ShowSecond();
     }

     return false;
    }