function dopost(id,url) {
	var qs = document.getElementById(id).value;
	if (qs.length>2) {
		document.location.href = url + "?query=" + encodeURIComponent(document.getElementById(id).value);
	} else {
	    document.location.href = url;
    }
}

function prepost(evt,obj,url) {  
	evt = (evt)? evt : window.event;				
	var charCode = (evt.which) ? evt.which : evt.keyCode;
	if (charCode == 13) {
		dopost(obj.id,url);
		return false;
	}		
	return true;
}
	
function showImg(url,w,h) {
	window.open(url)
}

function setCookie(name,value,days) {
	if (days) {
		var date = new Date();
		date.setTime(date.getTime()+(days*24*60*60*1000));
		var expires = "; expires="+date.toGMTString();
	}
	else var expires = "";
	document.cookie = name+"="+value+expires+"; path=/";
}

function getCookie(c_name)
{
    if (document.cookie.length>0)
    {
        c_start=document.cookie.indexOf(c_name + "=");
        if (c_start!=-1)
        {
            c_start=c_start + c_name.length+1;
            c_end=document.cookie.indexOf(";",c_start);
            if (c_end==-1) c_end=document.cookie.length;
            return unescape(document.cookie.substring(c_start,c_end));
        }
    }
    return "";
}