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

 /**
  * Find the DOM
  * @param n
  * @param d document
  */
function findObj(n, d) { 
  var p;
  var i;
  var x;  
  
  if(!d) d = document;
  
  if((p = n.indexOf("?")) > 0 && parent.frames.length) {
    d = parent.frames[n.substring(p + 1)].document; 
    n = n.substring(0, p);
  }//if
  
  if(!(x=d[n]) && d.all) x=d.all[n];

  
  for (i=0; ! x && i < d.forms.length; i++) {
      x=d.forms[i][n];
  }
  
  for(i=0; !x && d.layers && i < d.layers.length; i++) {
      x=findObj(n, d.layers[i].document);
  }
  
  if(!x && d.getElementById) x = d.getElementById(n);
  
  return x;
}//findObj

 /**
  * Launch the link
  *
  */
function jumpMenuGo(selName, targ, restore){
  var selObj = findObj(selName);
  
  if (selObj) jumpMenu(targ, selObj, restore);
}//jumpMenuGo

 //create a marker whose info window displays the given number
function createMarker(point){
   	var marker = new GMarker(point);
		    	
   	var html = "<h3>Earl Gregg Swem Library</h3><p>(757) 221-3072<br/>Landrum Drive<br/>Williamsburg, VA 23185</p>";
				
	html +=  "<p><a href='http://maps.google.com/maps?q=landrum+drive,+williamsburg,+VA+(Earl+Gregg+Swem+Library)'>Get directions from Google</a></p>";
					
   	GEvent.addListener(marker, "click", function(){
    		marker.openInfoWindowHtml(html);
   	});
		    	
   	return marker;
}//createMarker

/**
 * Fix Netscape page reload bug for those who refuse to upgrade their browser
 */
function reloadPage(init) {  //reloads the window if Nav4 resized
	if (init == true) with (navigator) {
		if ((appName == "Netscape") && (parseInt(appVersion) == 4)) {
			document.pgW = innerWidth; 
			document.pgH = innerHeight; 
			onresize = reloadPage; 
		  }
	  }
	  else if (innerWidth != document.pgW || innerHeight != document.MM_pgH) {
		  location.reload();
	}
}//reloadPage

reloadPage(true);




//confirm delete
function confirmDelete1(title,url) {

			var yes = confirm("Are you sure you want to delete your link to " + title + "?");

			if (yes)
			window.location=url

		}
		
function linkSelected(id) {

identity=document.getElementById(id);

if (identity.className=='selected') 
{
	identity.className='notselected';
}
else { identity.className='selected'; }

}

function navigateDatabases(afterExecURL) {
		document.saveselection.redirect.value = afterExecURL;
		document.saveselection.submit();	
}

	function checkUncheckAll(theElement) {
	linkSelected('selectall');
     var theForm = theElement.form, z = 0;
	 for(z=0; z<theForm.length;z++){
     	 if(theForm[z].type == 'checkbox' && theForm[z].name != 'checkall'){
	  		theForm[z].checked = theElement.checked;
	  
      		}
      
	 	if(theForm[z].name == 'SwemDatabaseUUID' && theElement.checked != '0') {
	 		identity=document.getElementById(theForm[z].value);
	 		identity.className = 'selected';	
			 }
		if (theForm[z].name == 'SwemDatabaseUUID' && theElement.checked != '1'){
	 		identity=document.getElementById(theForm[z].value);
	 		identity=document.getElementById(theForm[z].value);
	 		identity.className = 'notselected';	
			 }
	  
     }
    }
	
	function showElement(e, helpId, xOffset, yOffset){
    var contextualHelp = document.getElementById(helpId);
    contextualHelp.style.top = ((e.clientY + document.documentElement.scrollTop + yOffset) + 'px');
    contextualHelp.style.left = ((e.clientX + xOffset) + 'px');
    contextualHelp.style.visibility = 'visible';
}//showElement

function hideElement(helpId){
    var contextualHelp = document.getElementById(helpId);
    contextualHelp.style.visibility = 'hidden';
}//hideElement