if (document.images) { 
r1= new Image(84,25); 
r1.src="images/home_off.gif"; 
r2= new Image(84,25); 
r2.src="images/aboutus_off.gif"; 
r3= new Image(83,25);
r3.src="images/join_off.gif"; 

r4= new Image(84,25); 
r4.src="images/help_off.gif"; 
r5= new Image(83,25); 
r5.src="images/donate_off.gif"; 
r6= new Image(84,25);
r6.src="images/facts_off.gif"; 

r7= new Image(83,25); 
r7.src="images/education_off.gif"; 
r8= new Image(84,25); 
r8.src="images/conserving_off.gif"; 
r9= new Image(82,25);
r9.src="images/shop_off.gif"; 


//

rr1= new Image(84,25); 
rr1.src="images/home_on.gif"; 
rr2= new Image(84,25); 
rr2.src="images/aboutus_on.gif"; 
rr3= new Image(83,25);
rr3.src="images/join_on.gif"; 

rr4= new Image(84,25); 
rr4.src="images/help_on.gif"; 
rr5= new Image(83,25); 
rr5.src="images/donate_on.gif"; 
rr6= new Image(84,25);
rr6.src="images/facts_on.gif"; 

rr7= new Image(83,25); 
rr7.src="images/education_on.gif"; 
rr8= new Image(84,25); 
rr8.src="images/conserving_on.gif"; 
rr9= new Image(82,25);
rr9.src="images/shop_on.gif"; 



}


function changeImage(row,s) {

var h;

h= (s==1)? "r":"";

if (document.images) {

document.images[row].src = eval(h+row + ".src");

}

}