Asharqia.Internet.SimpleSearch.setKeyword = function(txtKeyword, SearchText) {
    if(document.getElementById(txtKeyword)!=null)
                if(document.getElementById(txtKeyword).value=='')
                    document.getElementById(txtKeyword).value=SearchText;
}

Asharqia.Internet.SimpleSearch.check = function(txtKeyword, SearchText, AlertMessage, SiteContentResultsPage) {
    if (window.event.keyCode == 13)
     {
			        window.event.keyCode.returnValue=false;
                    window.event.keyCode=true;
                    Asharqia.Internet.SimpleSearch.redirect(txtKeyword,SearchText,AlertMessage, SiteContentResultsPage);
      }  
}

Asharqia.Internet.SimpleSearch.redirect = function (txtKeyword,SearchText,AlertMessage, SiteContentResultsPage) 
{
     if(document.getElementById(txtKeyword)!=null)
     {
                if(document.getElementById(txtKeyword).value==SearchText || document.getElementById(txtKeyword).value=='')
                {
                    alert(AlertMessage);
                    event.cancel=true;
                    event.returnValue=false;
                }
                else
                {    
                    window.location.href=SiteContentResultsPage+'?k='+document.getElementById(txtKeyword).value;
                }
     }
}