var gvMaxAlumni=132;
	var gvHaveExplorer;
	
function detectBrowser() {
	var ns = (document.layers)? true: false
	var ie = (document.all)? true: false
	var b = (ns)? "Netscape": (ie) ?"Explorer" : " an out-dated browser!?!"
	if (ie) 
		gvHaveExplorer=true
	else
		gvHaveExplorer=false;
	}
	
function getPage() { 		
	var vNumber= parseFloat(document.forms['pageform']['PageId'].value);
 	return vNumber;
	}
	
function setPgId(aNumber) { 	 
 	var vNumber= aNumber;
	var vStrNumber ='';
	if (vNumber < 10)
		vStrNumber ='00' + vNumber
	else if (vNumber < 100)
		vStrNumber = '0' + vNumber
	else
		vStrNumber= vNumber;
	return vStrNumber;
	}
	 
 function nextPage() {
 	 var vPgNumber= getPage();
 	 var vNumber=vPgNumber + 1;	 
	 if (vNumber > gvMaxAlumni)
	 	vNumber=1
	 var vPgName=setPgId(vNumber);
	 vPgName='SM02' + vPgName + '.html';
	 window.location.href=  vPgName;
	 }
		
function prevPage() {
 	 var vPgNumber= getPage();
 	 var vNumber=vPgNumber - 1;	 
	 if (vNumber < 1)
	 	vNumber= gvMaxAlumni;
	 var vPgName=setPgId(vNumber);
	 vPgName='SM02' + vPgName + '.html';
	 window.location.href=  vPgName;
	 }