if (!applesearch)	var applesearch = {};

applesearch.init = function () {
    // add applesearch css for non-safari, dom-capable browsers
    if ( navigator.userAgent.toLowerCase().indexOf('safari') < 0  && document.getElementById ) {
        this.clearBtn = false;
    }
}

// called when on user input - toggles clear fld btn
applesearch.onChange = function (fldID, btnID) {
    // check whether to show delete button
    var fld = document.getElementById( fldID );
    var btn = document.getElementById( btnID );

    if (fld.value.length > 0 && !this.clearBtn) {
        btn.style.background = "#EFEFEF url('/images/search/cancel.gif') no-repeat top left";
        btn.title = "Удалить набранный текст";
        btn.fldID = fldID; // btn remembers it's field
        btn.onclick = this.clearBtnClick;
        this.clearBtn = true;
    } else if (fld.value.length == 0 && this.clearBtn) {
        btn.style.background = "#EFEFEF";
        btn.title = "";
        btn.onclick = null;
        this.clearBtn = false;
    }
}


// clears field
applesearch.clearFld = function (fldID,btnID) {
    var fld = document.getElementById( fldID );
    fld.value = "";
    this.onChange(fldID,btnID);
}

// called by btn.onclick event handler - calls clearFld for this button
applesearch.clearBtnClick = function () {
    applesearch.clearFld(this.fldID, this.id);
}