function emptySearch() {
	var search = document.getElementById('search');
	if (search.value == "Keyword Search") {
			search.value = "";
	}
}


function rollOver(nameId, imgName) {
	//alert(nameId);
	//alert(imgName);
	var image = document.getElementById(nameId);
	image.src = imgName;
}

function bookmarksite()
{
    if (document.all)
    {
        // For IE
        window.external.AddFavorite(location.href, document.title);
    }
    else if (window.sidebar)
    {
        // For Firefox
        window.sidebar.addPanel(document.title, location.href, "");
    }
}

function getXmlHttpObject()
{
    var xmlHttp;
    try {
      // Firefox, Opera 8.0+, Safari
      xmlHttp=new XMLHttpRequest();
    } catch (e) {
      // Internet Explorer
      try {
        xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
      } catch (e) {
        try {
          xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
        }
        catch (e) {
          //alert("Your browser does not support AJAX!");
          return null;
        }
      }
    }
    return xmlHttp;
}