var xmlWordsHttpStateValues;

function getRelatedWords(lastword)
{
                xmlWordsHttpStateValues=GetXmlHttpObjectStateValues()
                if (xmlWordsHttpStateValues==null)
                {
                        alert ("Browser does not support HTTP Request")
                        return
                }
                var url="checkwords.php"
                url=url+"?lastword="+lastword
                xmlWordsHttpStateValues.onreadystatechange=wordsRelatedValues
                xmlWordsHttpStateValues.open("GET",url,true)
                xmlWordsHttpStateValues.send(null)

}

function wordsRelatedValues()
{
        if (xmlWordsHttpStateValues.readyState==4 || xmlWordsHttpStateValues.readyState=="complete")
        {
                var temp = xmlWordsHttpStateValues.responseText;

                if(temp!="")
                {
                        var ControlArr = temp.split("|");
		        var len = menu.firstChild.childNodes.length;
		        while (len > 2) { menu.firstChild.removeChild(menu.firstChild.firstChild); len--; }
		        var sep = menu.firstChild.firstChild;
			for (i = 0; i < ControlArr.length; i++)
			{
		                var item = document.createElement('a');
		                item.href = 'javascript:addWord("'+ ControlArr[i] + '");'
		                item.appendChild(document.createTextNode(ControlArr[i]));
		                menu.firstChild.insertBefore(item, sep);
			}
			
			showMenu();
			
		}
	}
}
function GetXmlHttpObjectStateValues()
{
var objXMLHttpStateValues=null
if (window.XMLHttpRequest)
{
objXMLHttpStateValues=new XMLHttpRequest()
}
else if (window.ActiveXObject)
{
objXMLHttpStateValues=new ActiveXObject("Microsoft.XMLHTTP")
}
return objXMLHttpStateValues
}