Event.observe(window, 'load', function(){
	$('keyword').focus();
	var size = $('size');
	var width = window.screen.width || null;
	var height = window.screen.height || null;
	if(width && height){
		var size_value = [width, height].join('x');
		var flag = false;
		size && $A(size.getElementsByTagName('option')).each(function(opt){
			if(opt.value == size_value){
				opt.selected = true;
				flag = true;
			}else{
				opt.selected = false;
			}
		});
		if(!flag && size){
			var o = document.createElement('option');
			o.value = size_value;
			o.innerHTML = size_value;
			o.selected = true;
			size.insertBefore(o, size.firstChild);

			var dd = document.createElement('dd');
			var a = document.createElement('a');

			a.href = '/search/' + size_value;
			a.innerHTML = size_value;
			dd.appendChild(a);
			$('no-keyword-example').appendChild(dd);
		}
	}
});