$(function(){

var searchval = $("#searchValue").val();

var searchtip = "Search site";

if (typeof searchval == 'undefined') {
	searchval = 'Search site';
}

if (searchval.length == 0) {
	$("#searchValue").val(searchtip);
}

$("#searchValue").focus(function(){
    if ($(this).val() == searchtip) {
        $(this).val("");
    }
});

});