/****
* Search
* Last modified: 31 July 2004
**/

function evalSearch(){
	if(frmCheck()){

		if(document.frmSearch.SearchMenu.options[document.frmSearch.SearchMenu.selectedIndex].value=="0"){
			ret=window.open('http://www.google.com/search?q=' +  escape(document.frmSearch.txtKeyword.value) + '&domains=nus.edu.sg&sitesearch=nus.edu.sg');
		}
		else if(document.frmSearch.SearchMenu.options[document.frmSearch.SearchMenu.selectedIndex].value=="1"){
			$searchtxt=escape(document.frmSearch.txtKeyword.value);
			document.write('\<form name="cicada_nus" id="cicada_nus" method="POST" action="http:\/\/search.nus.edu.sg\/search\/SearchServlet" target="_blank"\>');
			document.write('<input name="query" type="hidden" value="');
			document.write($searchtxt);
			document.write('">');
			document.write('<input name="profileIds" type="hidden" value="7">');
			document.write('<input name="language" type="hidden" value="en">');
			document.write('<input name="encoding" type="hidden" value="UTF-8">');
			document.write('<input name="pageNo" type="hidden" value="1">');
			document.write('<input name="search" type="hidden" value="simple">');
			document.write('<input name="x" type="hidden" value="8">');
			document.write('<input name="y" type="hidden" value="6">');
//			document.write('<input type=submit value=search>');
            document.write('<\/form>');
			document.write('<script>document.cicada_nus.submit()\;history.back()\;</script>');

			//ret=window.open('http://www.google.com/search?q=' +  escape(document.frmSearch.txtKeyword.value) + '&btnG=Google+Search');
		}
		else if(document.frmSearch.SearchMenu.options[document.frmSearch.SearchMenu.selectedIndex].value=="2"){
			ret=window.open('http://www.google.com/search?q=' +  escape(document.frmSearch.txtKeyword.value) + '&btnG=Google+Search');
		}
		else if(document.frmSearch.SearchMenu.options[document.frmSearch.SearchMenu.selectedIndex].value=="3"){
			ret=window.open('https://aces01.nus.edu.sg/vocInternetStaffSearchAPP/jsp/departmentstaffindex.jsp?SearchValue=' +  escape(document.frmSearch.txtKeyword.value) + '&Searchbtn=Search&SearchCriteria=NAME'  );
		}
		else if(document.frmSearch.SearchMenu.options[document.frmSearch.SearchMenu.selectedIndex].value=="4"){
			ret=window.open('http://www.nus.edu.sg/search/index.php?SearchValue=' +  escape(document.frmSearch.txtKeyword.value) );
		}
		
	}
}

function frmCheck(){
	if(document.frmSearch.txtKeyword.value==""){
		alert("Please enter a search keyword");
		return false;
	}
	return true;
}