function zzk_go()
{
    var keystr = encodeURIComponent(document.getElementById('q').value);
    window.location = "http://zzk.cnblogs.com/s?w="+keystr;
}
function zzk_go_enter(event)
{
	if(event.keyCode == 13)	
	{
	    zzk_go();
	    return false;
	}
}
document.write("<div id='div_zzk'><input  type='text' id='q' onkeydown='return zzk_go_enter(event)' class='input_zzk'/>&nbsp;<input onclick='zzk_go()' type='button' value='找找看' id='btnZzk' class='btn_zzk'/></div>");