function ClearText(e) {
    var s1 = e.value;
    if (s1 == "Search Site") {
        e.value = "";
        e.style.color = "Black"
    }
}
function ReplaceText(e) {
    var s1 = e.value;
    if (s1 == "") {
        e.value = "Search Site";
        e.style.color = "Grey"
    }
}

function GetKeyPress(e) {
    //var mozKey = window.event.charCode;
    //var key = window.event.keyCode;
    var evtobj = window.event ? event : e; //distinguish between IE's explicit event object (window.event) and Firefox's implicit.
    var key;
    if (evtobj.keyCode) {
        // IE mode
        key = evtobj.keyCode;
        if (key == 13) {
            var obj = document.getElementById("sideSearch_btnSearch");
            obj.click();
        }
    } //else {
        // Firefox mode
       // key = evtobj.which;
       // alert(key);
        //if (key == 13) {
        //    location = document.getElementById("topmenu_btnSearch").href;
        //    return false;
        //}
   // }
    //var key = evtobj.charCode ? evtobj.charCode : evtobj.keyCode;
    
}

//Event.observe(window, 'load', prepareLinkButtonClicks);
 //<asp:TextBox id="txtSearch" style="color:Gray;" onfocus="ClearText(this);" onblur="ReplaceText(this);" Text="Search Patras.travel" runat="server" />