function gotoPage(obj)
{
	var goToPageVal = obj.value;
    if (isNaN(goToPageVal) || goToPageVal != parseInt(goToPageVal))
	{
		alert("Please enter a interger in the go to page box.");
    }
    else
    {
		var totalPages = '<? echo $pages; ?>';
		goToPageVal = goToPageVal - 1;

		if(goToPageVal <= 0){
			goToPageVal = 0;
		}
		else if(parseInt(goToPageVal) >= parseInt(totalPages))
		{
			goToPageVal = totalPages - 1;

		}
        
		var url = '/articles-';
		if(goToPageVal > 0)
			url += goToPageVal +'.html';

        window.location.href=url;
   }
}