function goNext(frm){
	pager = document.getElementById("pageTo");
	
	if((pager.selectedIndex +1 ) == pager.options.length){
		alert("You are on the last page.");
		return;
	}
	
	pager.options[pager.selectedIndex + 1].selected = 'selected';
	
	frm.submit();
}

function goPrevious(frm){
	pager = document.getElementById("pageTo");
	
	if(pager.selectedIndex == 0){
		alert("You are on the first page.");
		return;
	}
	
	pager.options[pager.selectedIndex - 1].selected = 'selected';
	
	frm.submit();
}