// JavaScript Document
   var http_request = false;
   function makeRequest(url, parameters) {
      http_request = false;
      if (window.XMLHttpRequest) { // Mozilla, Safari,...
         http_request = new XMLHttpRequest();
         if (http_request.overrideMimeType) {
         	// set type accordingly to anticipated content type
            //http_request.overrideMimeType('text/xml');
            http_request.overrideMimeType('text/html');
         }
      } else if (window.ActiveXObject) { // IE
         try {
            http_request = new ActiveXObject("Msxml2.XMLHTTP");
         } catch (e) {
            try {
               http_request = new ActiveXObject("Microsoft.XMLHTTP");
            } catch (e) {}
         }
      }
      if (!http_request) {
         alert('Cannot create XMLHTTP instance');
         return false;
      }
	  document.getElementById('loader').innerHTML = '<img src="ajax-loader.gif" alt="Please wait" /><span>&nbsp;&nbsp;&nbsp; Please be patient. Depending on the selected criteria, may take a long time. &nbsp;&nbsp;&nbsp;</span><img src="ajax-loader.gif" alt="Please wait" />&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<a style="font-weight:bold; color:#cc0000; text-decoration:underline; font-size:14px;" title="Stop Processing"  alt="Stop Processing" href="index.html">STOP</a>';
	  
	  http_request.onreadystatechange = alertContents;
      http_request.open('POST', url, true);
      http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
      http_request.setRequestHeader("Content-length", parameters.length);
      http_request.setRequestHeader("Connection", "close");
      http_request.send(parameters);	  
	  
   }

   function alertContents() {
      if (http_request.readyState == 4) {
         if (http_request.status == 200) {
            //alert(http_request.responseText);
			document.getElementById('loader').innerHTML = '';
            result = http_request.responseText;
               document.getElementById('myspan').innerHTML = result;     
         } else {
            alert('There was a problem with the request. (Interrupted by user)');
         }
      }
   }
   
function get(obj) {
  var canSubmit = false;
  var searchValue;
  var searchValuestart;
  var searchValueend;
  var searchValuecont;
  var getstr = '';
   	
			searchValue = obj.getElementsByTagName("input")[0].value;
			searchValuestart = document.getElementById('starttext').value;
			searchValueend = document.getElementById('endtext').value;
			searchValuecont = document.getElementById('conttext').value;
			if (searchValue != '' || searchValuestart != '' || searchValueend != '' || searchValuecont != '')
			{
				var regExInvalidChars = /[^a-zA-Z0-9-\s.]+/;
				var regExInvalidChars1 = /[.]/;
				if (regExInvalidChars.test(searchValue)||regExInvalidChars1.test(searchValue)||regExInvalidChars.test(searchValuestart)||regExInvalidChars1.test(searchValuestart)||regExInvalidChars.test(searchValueend)||regExInvalidChars1.test(searchValueend)||regExInvalidChars.test(searchValuecont)||regExInvalidChars1.test(searchValuecont))
				{
					alert('Invalid character for a domain.\n\nOnly letters, numbers or hyphens are allowed.')
				}
				else
				{
				canSubmit = true;
				}
			}	
		if (canSubmit) 
		{
  for (i=0; i<obj.getElementsByTagName("input").length; i++) {
        if (obj.getElementsByTagName("input")[i].type == "text") {
           getstr += obj.getElementsByTagName("input")[i].name + "=" + 
                   obj.getElementsByTagName("input")[i].value + "&";
        }
        if (obj.getElementsByTagName("input")[i].type == "checkbox") {
           if (obj.getElementsByTagName("input")[i].checked) {
              getstr += obj.getElementsByTagName("input")[i].name + "=" + 
                   obj.getElementsByTagName("input")[i].value + "&";
           } else {
              getstr += obj.getElementsByTagName("input")[i].name + "=&";
           }
        }
        if (obj.getElementsByTagName("input")[i].type == "radio") {
           if (obj.getElementsByTagName("input")[i].checked) {
              getstr += obj.getElementsByTagName("input")[i].name + "=" + 
                   obj.getElementsByTagName("input")[i].value + "&";
           }
     }  
  }
   for (i=0; i<obj.getElementsByTagName("select").length; i++) {
        if (obj.getElementsByTagName("select")[i].tagName == "SELECT") {
        var sel = obj.getElementsByTagName("select")[i];
        getstr += sel.name + "=" + sel.options[sel.selectedIndex].value + "&";
     }
  }
  document.getElementById('myspan').innerHTML = '';
  makeRequest('find4.php', getstr);
		}
	}
function mkrqst() {
var stp = "intrpt=yes&nlln=no";
makeRequest('find4.php', stp);
}	  

function disable() {
  if (document.getElementById('selector1').checked) {
  document.myform.comb1.disabled = false;
  document.myform.comb2.disabled = false;
  document.myform.comb3.disabled = false;
  document.myform.prefix.disabled = false;
  document.myform.prefixtext.disabled = false;
  document.myform.suffix.disabled = false;
  document.myform.suffixtext.disabled = false;
  document.myform.simil.disabled = true;
  document.myform.synon.disabled = true;
  document.myform.hypern.disabled = true;
  document.myform.hypon.disabled = true;
  document.myform.morph.disabled = true;
  document.myform.mero.disabled = true;  
  document.myform.start.disabled = true;
  document.myform.starttext.disabled = true;
  document.myform.end.disabled = true;
  document.myform.endtext.disabled = true;
  document.myform.cont.disabled = true;
  document.myform.conttext.disabled = true;
  document.myform.choise1[0].disabled = true;
  document.myform.choise1[1].disabled = true;
  document.myform.choise2[0].disabled = true;
  document.myform.choise2[1].disabled = true;
  }
  if (document.getElementById('selector2').checked) {
  document.myform.comb1.disabled = true;
  document.myform.comb2.disabled = true;
  document.myform.comb3.disabled = true;
  document.myform.prefix.disabled = true;
  document.myform.prefixtext.disabled = true;
  document.myform.suffix.disabled = true;
  document.myform.suffixtext.disabled = true;
  document.myform.simil.disabled = false;
  document.myform.synon.disabled = false;
  document.myform.hypern.disabled = false;
  document.myform.hypon.disabled = false;
  document.myform.morph.disabled = false;
  document.myform.mero.disabled = false;  
  document.myform.start.disabled = true;
  document.myform.starttext.disabled = true;
  document.myform.end.disabled = true;
  document.myform.endtext.disabled = true;
  document.myform.cont.disabled = true;
  document.myform.conttext.disabled = true;
  document.myform.choise1[0].disabled = true;
  document.myform.choise1[1].disabled = true;
  document.myform.choise2[0].disabled = true;
  document.myform.choise2[1].disabled = true;
  }
  if (document.getElementById('selector3').checked) {
  document.myform.comb1.disabled = true;
  document.myform.comb2.disabled = true;
  document.myform.comb3.disabled = true;
  document.myform.prefix.disabled = true;
  document.myform.prefixtext.disabled = true;
  document.myform.suffix.disabled = true;
  document.myform.suffixtext.disabled = true;
  document.myform.simil.disabled = true;
  document.myform.synon.disabled = true;
  document.myform.hypern.disabled = true;
  document.myform.hypon.disabled = true;
  document.myform.morph.disabled = true;
  document.myform.mero.disabled = true;  
  document.myform.start.disabled = false;
  document.myform.starttext.disabled = false;
  document.myform.end.disabled = false;
  document.myform.endtext.disabled = false;
  document.myform.cont.disabled = false;
  document.myform.conttext.disabled = false;
  document.myform.choise1[0].disabled = false;
  document.myform.choise1[1].disabled = false;
  document.myform.choise2[0].disabled = false;
  document.myform.choise2[1].disabled = false;
  }
}

function nlpchk(obj) {
document.myform.simil.checked = false;
document.myform.synon.checked = false;
document.myform.hypern.checked = false;
document.myform.hypon.checked = false;
document.myform.morph.checked = false;
document.myform.mero.checked = false;
   obj.checked = true;
}

function rst1() {
document.myform.simil.checked = false;
document.myform.synon.checked = false;
document.myform.hypern.checked = false;
document.myform.hypon.checked = false;
document.myform.morph.checked = false;
document.myform.mero.checked = false;
}

function rst2() {
document.myform.comb1.checked = false;
document.myform.comb2.checked = false;
document.myform.comb3.checked = false;
document.myform.prefixtext.value = "";
document.myform.suffixtext.value = "";
document.myform.prefix.value = "";
document.myform.suffix.value = "";
}

function rst3() {
document.myform.start.checked = false;
document.myform.end.checked = false;
document.myform.cont.checked = false;
document.myform.starttext.value = "";
document.myform.endtext.value = "";
document.myform.conttext.value = "";
}

function rst4() {
document.myform.gsug.checked = false;
document.myform.plur.checked = false;
document.myform.hyf.checked = false;
document.myform.netsp.checked = false;
}