var researchN1=researchpic.length-1;
var researchN2=researchpic.length-2;
var researchN3=researchpic.length-3;
var researchN4=researchpic.length-4;

var activityN1=activitypic.length-1;
var activityN2=activitypic.length-2;
var activityN3=activitypic.length-3;
var activityN4=activitypic.length-4;

var visitorN1=visitorpic.length-1;
var visitorN2=visitorpic.length-2;
var visitorN3=visitorpic.length-3;
var visitorN4=visitorpic.length-4;

var conferenceN1=conferencepic.length-1;
var conferenceN2=conferencepic.length-2;
var conferenceN3=conferencepic.length-3;
var conferenceN4=conferencepic.length-4;

Ralumspic=new Array();
for (i=1;i<5;i++){
Ralumspic[i]=new Image();
Ralumspic[i].src='albums/research'+(researchpic.length-i)+'.jpg';
//alert (preloadedimages[i].src)
}

Aalumspic=new Array();
for (i=1;i<5;i++){
Aalumspic[i]=new Image();
Aalumspic[i].src='albums/activity'+(activitypic.length-i)+".jpg";
//alert (preloadedimages[i].src)
}


Valumspic=new Array();
for (i=1;i<5;i++){
Valumspic[i]=new Image();
Valumspic[i].src='albums/visitor'+(visitorpic.length-i)+".jpg";
//alert (preloadedimages[i].src)
}


Calumspic=new Array();
for (i=1;i<5;i++){
Calumspic[i]=new Image();
Calumspic[i].src='albums/conference'+(conferencepic.length-i)+".jpg";
//alert (preloadedimages[i].src)
}