// Random image function and display scripts

function Randum(N) { return  (N*(Math.random()%1))|0 }
				
function displayProgram(oldnum)
{
	if (oldnum != 0) {
		if (oldnum == 7) {
			var num = 1;
		} else {
			var num = oldnum + 1;
		}
	 } else {
		var num = Randum(7);
		num++;
	 }
	 setDisplay(num);
	 return num;
}

function setDisplay(num){ //v2.5 by Project Seven Development(PVII)
 var i,x,s,c,k,j,tN,hh;
 
 i = 7;
 for(x=1;x<=i;x++)
 {
 	tN = document.getElementById("virtualpage"+x);
 	s=tN.style.display;
 	hh=(s=="block")?"none":"none"; 
	tN.style.display=hh;
 }
 
 tN = document.getElementById("virtualpage"+num);
 s=tN.style.display;
 hh=(s=="block")?"none":"block"; 
 tN.style.display=hh;
 
 return num;
}