function SubmitExternalSearch() {
   var strChecked;

   if (document.frmExternalSearch.SearchText.value.replace(" ", "") == "") {
			alert("Please enter a search query.");			
			
      } else {

      for (i = 0; i < document.frmExternalSearch.Engine.length; i ++) {
						
			if (document.frmExternalSearch.Engine[i].checked)
				  strChecked = document.frmExternalSearch.Engine[i].value;
					}
					switch (strChecked) {
						 case "google":
								document.frmGoogle.q.value = document.frmExternalSearch.SearchText.value;
								document.frmGoogle.submit();
						    break;
								
						 case "altavista":
								document.frmAltaVista.q.value = document.frmExternalSearch.SearchText.value;
								document.frmAltaVista.submit();
								break;
								
						case "yahoo":
								document.frmYahoo.p.value = document.frmExternalSearch.SearchText.value;
								document.frmYahoo.submit();
								break;
								
						case "ninemsn":
								document.frmNinemsn.q.value = document.frmExternalSearch.SearchText.value;
								document.frmNinemsn.submit();
								break;
																
						case "bing":
								document.frmBing.q.value = document.frmExternalSearch.SearchText.value;
								document.frmBing.submit();
								break;
								
						case "webwombat":
								document.frmWebwombat.ix.value = document.frmExternalSearch.SearchText.value;
								document.frmWebwombat.submit();
								break;								
								
								
								}
						 }
				 }