//modified for task 6PG3D5
function staticBrowseView( reset )  
{
	 var frm = document.forms[0];
	 if (document.forms[4])
	 	frm = document.forms[4];
	 
	 var bLink = frm.BrowseLink;
	 if ( bLink ) {
		if ( bLink.value == "" )
			bLink.value = "default";
		if (  bLink.value == "default" )
		 	return;
	} 	
	var path = frm.BrowseLink.value.split(':');
	var classification = '';
	if ( frm.BrowseClassification )
		classification = encodeURIComponent(frm.BrowseClassification.value).replace( /%/g, "~" );
	
	var loc = '/' + path[0] + '/sh/browse';
	if ( !reset && frm.webView )
		loc += '&VIEW=' + frm.webView.value;
	
	if ( !reset && document.forms[0].BrowseOrder )
		loc += '&ORDER=' + frm.BrowseOrder.value;
	loc += '&CATEGORY=' + path[1];
	if ( !reset  && classification != '' )
		loc += '&CLASSIFICATION=' + classification;
		
	
	location.href = loc;
}

function browseView( reset )
{
	 var frm = document.forms[0];
	 if (document.forms[4])
	 	frm = document.forms[4];
	 
	 var bLink = frm.BrowseLink;
	 if ( bLink ) {
		if ( bLink.value == "" )
			bLink.value = "default";
		if (  bLink.value == "default" )
		 	return;
	} 	
	var path = frm.BrowseLink.value.split(':');
	var classification = '';
	if ( frm.BrowseClassification )
		classification = frm.BrowseClassification.value.replace( /\u2014/g, "%" + "97" );
		classification = classification.replace(/&/g, "%" + "26" ); //replace '&' with hex equivalent
	
	var loc = '/' + path[0] + '/browse?OpenForm';
	if ( !reset && frm.webView )
		loc += '&VIEW=' + frm.webView.value;
	
	if ( document.forms[0].BrowseOrder )
		loc += '&ORDER=' + frm.BrowseOrder.value + '&START=1';
	if ( !reset )
		loc += '&CLASSIFICATION=' + classification;
		
	loc += '&CATEGORY=' + path[1];
	
	location.href = loc;
}

function submitSearch()
{
	if (document.forms[0].SearchQuery.value == "") {
		alert("No query entered ...");
		return(false);
	} else {
		return(true);
	}
}

function submitSiteOptions()
{
	var biscuit = document.cookie
	
	if (biscuit.indexOf('DBCT=1') == -1) {
		if (confirm("To save your selected site options cookies must be used, do you wish to continue?")) {
			return(true);	
		} else {
			return(false);
		}
	} else {
			return(true);
	}			
}

function submitSelectDB()
{
	var biscuit = document.cookie
	
	if (biscuit.indexOf('ACSD=1') == -1) {
		if (confirm("To save your selected databases a cookie must be set, do you wish to continue?")) {
			return(true);	
		} else {
			return(false);
		}
	} else {
			return(true);
	}			
}

function selectAll(name) 
{ 
	for (x=0; x< document.forms[0].elements.length; x++) {
		if (document.forms[0].elements[x].name == name) {
			document.forms[0].elements[x].checked = 1;
		}
	}
}

function deselectAll(name)
{
	for (x=0; x< document.forms[0].elements.length; x++) {
		if (document.forms[0].elements[x].name == name) {
			document.forms[0].elements[x].checked = 0;
		}
	}
}

function validateEmailAddr(email)
{
  var result = false
  var theStr = new String(email)
  var index = theStr.indexOf("@");
  if (index > 0)
  {
    var pindex = theStr.indexOf(".",index);
    if ((pindex > index+1) && (theStr.length > pindex+1))
	result = true;
  }
  return result;
}

function validateFeedabckForm()
{
	var errmsg = "";
	
	if (document.forms[0].Fullname.value == "") {
		errmsg += "- Fullname is empty\n";
		document.forms[0].Fullname.focus();
	}
	if (document.forms[0].Email.value == "" | !validateEmailAddr(document.forms[0].Email.value)) {
		errmsg += "- Email is empty or not a valid address\n";	
		document.forms[0].Email.focus();
	}
	if (document.forms[0].Message.value == "") {
		errmsg += "- Message is empty\n";
		document.forms[0].Message.focus();
	}
		
	if (errmsg != "") {		
		errmsg = "___________________________________\n\n" + errmsg;
		errmsg = "The following field ERRORS must be corrected \nin order to SUBMIT this form:\n" + errmsg;
		errmsg += "___________________________________\n\n";
		errmsg += "Please correct these errors and try again.\n";
		
		alert(errmsg);
		return(false);
	} else {
		return(true);
	}	
}

function validateBrowseForm()
{
	if (document.forms[0].BrowseQuery.value == "") {
		alert("No query entered ...");
		return(false);
	} else {
		return(true);
	}	
}

function expandCollapse( idStem ) {
	
	var img = document.getElementById( "img" + idStem );
	var div = document.getElementById( "div" + idStem );
	
	if ( img ) {
		var src = img.src;
		var index = src.substr( src.length - 1 );
		if ( index == "1" ) {
			img.src = src.substr( 0, src.length -1 ) + "0";
			div.style.display = "none";
		} else {
			img.src = src.substr( 0, src.length -1 ) + "1";
			div.style.display = "";
		}
	}
	
}


function toggleNavDisplay(oNav, sDefault, sID)
{
//Created on:10/03/2006
//By: Nila Dao
//post: this function gives the ui effect of expanding and collapsing each volumn in the TOC navigator
	if (oNav == null || oNav == "undefined"){
		return true;
	}

	var oColl = oNav.childNodes;
	var i ;
	var sStyle = sDefault;
	for (i = 0; i < oColl.length; i++)
	{
		if (oColl[i].style != null && oColl[i].style != "undefined")
		{
			oColl[i].style.display = sStyle;
			if (oColl[i].id == sID)
			{
				if (sStyle == "block")
				{
					sStyle = "none";	
				}else{
					sStyle = "block";	
				}
			}
		}
	}
}

function loadTOC(sUNID, sParentID)
{
//Created on:14/03/2006
//By: Nila Dao
//post: load the toc for the selected volume
	var leftNavWindow = window.parent.frames["leftNav"];
	var surl = new String(leftNavWindow.location);
	
	
	leftNavWindow.location = surl.substring(0, surl.lastIndexOf("/") + 1) + sUNID + "?OpenDocument&ID=" + sParentID + "!";
}

function loadTOC(sUNID, sParentID)
{
//Created on:14/03/2006
//By: Nila Dao
//post: load the toc for the selected volume
	var leftNavWindow = window.parent.frames["leftNav"];
	var surl = new String(leftNavWindow.location);
	
	
	leftNavWindow.location = surl.substring(0, surl.lastIndexOf("/") + 1) + sUNID + "?OpenDocument&ID=" + sParentID + "!";
}

function resetNavDisplay(sUNID)
{
//Created on:14/03/2006
//By: Nila Dao
//post: calling code to toggle menu display so it corresponds to the selected item
	var doc = window.parent.frames["leftNav"].document;
	//this function gives the ui effect of expanding and collapsing each volumn in the TOC navigator
	//starting at the top, hide all the links that are below the selected one
	toggleNavDisplay(doc.getElementById("topNav"), "block", sUNID);
	
	//do the opposite for the bottom bav, starting at the top, show all the links that are below the selected one
	toggleNavDisplay(doc.getElementById("bottomNav"), "none", sUNID);
	
	//if the TOC rich text field has no text then display the warning
	if (doc.getElementById("attnavigation").innerHTML == "<!----><!---->")
	{
		var oNode = doc.createElement("DD");
		oNode.id = "warning";
		oNode.appendChild(doc.createTextNode("Table of Contents Not Available"));
		doc.getElementById("attnavigation").appendChild(oNode);
	}
	
	window.scrollTo(0,0);
}