function loading(){

if ( document.form.longurl.value == '' ){
	document.getElementById('longurl').style.border = '1px solid red';
	alert('No long URL was entered!')
	return false;
}else{
	document.getElementById('home_shortenform').style.display = 'none';
	document.getElementById('loading').style.display = 'block';
	document.getElementById('home_features').style.display = 'none';

	
}     
}
function options(){
	if(document.getElementById('options').style.display == 'block'){
		document.getElementById('options').style.display = 'none';
	}else{
		document.getElementById('options').style.display = 'block';
	}
	
}



function setCheckboxes(the_form, do_check) {
    var elts      = (typeof(document.forms[the_form].elements['ID[]']) != 'undefined')
                  ? document.forms[the_form].elements['ID[]']
                  : (typeof(document.forms[the_form].elements['ID[]']) != 'undefined')
          ? document.forms[the_form].elements['ID[]']
          : document.forms[the_form].elements['ID[]'];
    var elts_cnt  = (typeof(elts.length) != 'undefined')
                  ? elts.length
                  : 0;
    if (elts_cnt) {
        for (var i = 0; i < elts_cnt; i++) {
            elts[i].checked = do_check;
        } // end for
    } else {
        elts.checked        = do_check;
    } // end if... else
    return true;
}