function $(objID) {return document.getElementById(objID)};

function search_location() {
	var keyword = $('keyword').value;

	if(keyword) {
		window.location.href = '/so/'+keyword;
	} else {
		window.alert('请输入关键词');
		$('keyword').focus();
	}
}

function search_onkeydown() {
	$('keyword').onkeydown=function() {
		if (event.keyCode==13) {
			search_location();
		}
	}
}

function view_prev() {
	if(k190[2]) {
		location.href = $('view_url').href+k190[2]+'.html';
	} else {
		location.href = $('view_url').href;
	}
}

function view_next() {
	if(k190[3]) {
		location.href = $('view_url').href+k190[3]+'.html';
	} else {
		if(window.confirm('已经是最后一页了，是否返回目录？')){
			location.href = $('info_url').href;
		}
	}
}

function view_select() {
	k190[4] += '<select onchange="window.location=\''+$('view_url').href+'\'+ this.value+\'.html\'">';
	for(i=1;i<=k190[0];i++) {
		if(i==k190[1]) {
			k190[4] += '<option value="'+i+'" selected="selected">页'+i+'页</option>';
		} else {
			k190[4] += '<option value="'+i+'">页'+i+'页</option>';
		}
	}
	k190[4] += '</select>';
	$('view_select').innerHTML=k190[4];
}