function strstr (haystack, needle, bool) {
    // Finds first occurrence of a string within another
    //
    // version: 1109.2015
    // discuss at: http://phpjs.org/functions/strstr
    // +   original by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // +   bugfixed by: Onno Marsman
    // +   improved by: Kevin van Zonneveld (http://kevin.vanzonneveld.net)
    // *     example 1: strstr('Kevin van Zonneveld', 'van');
    // *     returns 1: 'van Zonneveld'
    // *     example 2: strstr('Kevin van Zonneveld', 'van', true);
    // *     returns 2: 'Kevin '
    // *     example 3: strstr('name@example.com', '@');
    // *     returns 3: '@example.com'
    // *     example 4: strstr('name@example.com', '@', true);
    // *     returns 4: 'name'
    var pos = 0;

    haystack += '';
    pos = haystack.indexOf(needle);
    if (pos == -1) {
        return false;
    } else {
        if (bool) {
            return haystack.substr(0, pos);
        } else {
            return haystack.slice(pos);
        }
    }
}

function Validate()
{
    var args = new Array();

    for (var i = 0; i < arguments.length; i++)
        args.push('var'+i+'='+arguments[i]);

    // Debug on console
    //console.log(args);

    return strstr(SendSyncAjaxRequest('/instant.php', "GET", args), "1");
}

function Search(div)
{
    var args = new Array();

    for (var i = 0; i < arguments.length; i++)
        args.push('var'+i+'='+arguments[i]);

    // Debug on console
    //console.log(args);

    if (args[0] == "")
        document.getElementById(div).innerHTML = "";
    else
        document.getElementById(div).innerHTML = SendSyncAjaxRequest('/instant.php',"GET", args);
}