// Global scripts

/* quick links pull-down menu */

function MM_jumpMenu(targ,selObj,restore){ //v3.0
eval(targ+".location='"+selObj.options[selObj.selectedIndex].value+"'");
if (restore) selObj.selectedIndex=0;
}


/* link to new window */
function externalLinks() {
if (!document.getElementsByTagName) return;
var anchors = document.getElementsByTagName("a");
for (var i=0; i<anchors.length; i++) {
var anchor = anchors[i];
if (anchor.getAttribute("href") &&
anchor.getAttribute("rel") == "external")
anchor.target = "_blank";
}
}
window.onload = externalLinks;

function addLoadEvent(func) {
  var oldonload = window.onload;
  if (typeof window.onload != 'function') {
    window.onload = func;
  } else {
    window.onload = function() {
      oldonload();
      func();
    }
  }
}

function insertAfter(newElement,targetElement) {
  var parent = targetElement.parentNode;
  if (parent.lastChild == targetElement) {
    parent.appendChild(newElement);
  } else {
    parent.insertBefore(newElement,targetElement.nextSibling);
  }
}

function addClass(element,value) {
  if (!element.className) {
    element.className = value;
  } else {
    newClassName = element.className;
    newClassName+= " ";
    newClassName+= value;
    element.className = newClassName;
  }
}

function highlightPage() {
  if (!document.getElementsByTagName) return false;
  if (!document.getElementById) return false;
  if (!document.getElementById("mainnav")) return false;
  var nav = document.getElementById("mainnav");
  var links = nav.getElementsByTagName("a");
  for (var i=0; i<links.length; i++) {
    var linkurl = links[i].getAttribute("href");
    var currenturl = window.location.href;
    if (currenturl.indexOf(linkurl) != -1) {
      links[i].className = "current";
      var linktext = links[i].lastChild.nodeValue.toLowerCase();
      document.body.setAttribute("id",linktext);
    }
  }
}
addLoadEvent(highlightPage);


function getobj(objname)
{
	var obj = document.getElementById(objname);
	return obj;
}//getobj


// SEARCH OPTIONS

function checkQuery() {
   var queryFld = document.keyword.query;
   if (queryFld.value == "") {
     alert ("Please enter a query");
     queryFld.focus();
     return(false);
     }
   return(true);
   }

function checkName() {
   var nameFld = document.ccso.NAME;
   if (nameFld.value == "") {
     alert ("Please enter a name");
     nameFld.focus();
     return(false);
     }
   return(true);
   }

function convertString( temp ) {
   var newString = "";
   var i=0;
   for( i=0; i < temp.length; i++ ) {
     if( temp.charAt(i) != " " ) {
       newString += temp.charAt(i);
       }
     else {
       newString += "+";
       }
     }
   return newString;
   }

function startSearch() {

//vcu via Google

if( document.keyword.searchnav[0].checked ) {
   if( checkQuery() ) {
     var header = "http://search.vcu.edu/search?";
     var options = "&access=p";
     var searchVal = "q=" + convertString(document.keyword.query.value);
     eval( "location = " + "\"" + header + searchVal + options + "\"");
   }
}

//people

if( document.keyword.searchnav[1].checked ) {
   if( checkQuery() ) {
     var header = "http://phonebook.vcu.edu?";
     options = "TYPE=All";
     searchVal = "&NAME=" + convertString(document.keyword.query.value);
     eval( "location = " + "\"" + header + options + searchVal + "\"" );
     }
   }
}

//searchSearch

function setVCURadio(ip){
   if (ip.indexOf("128.172.")<0) {
     document.keyword.searchnav[0].checked = true;
     }
     else { document.keyword.searchnav[1].checked = true;
     }
   }

function cleartextbox() {
   if (document.keyword.query.value == "Search") {
     document.keyword.query.value = "";
     }
   }