var divarray=new Array("over","ourser","prelit","stage","trail","caseman","legre");
var i;
function setVisibility1(id, visibility,layout) {
for(i=0;i<divarray.length;i++)
{
var diva=divarray[i]
if(diva==id)
{
document.getElementById(id).style.display = 'block';
document.getElementById(id).style.visibility=layout;

}
else
document.getElementById(diva).style.display ='none';
}
} 

// JavaScript Document