//General
//for example: instead of each module writing out script found in moduleMaxMin_OnClick have the functionality cached
//
var DNN_COL_DELIMITER = String.fromCharCode(16);
var DNN_ROW_DELIMITER = String.fromCharCode(15);
var __dnn_m_bPageLoaded = false;
window.onload = __dnn_Page_OnLoad;
function __dnn_ClientAPIEnabled()
{
return typeof(dnn) != 'undefined';
}
function __dnn_Page_OnLoad()
{
if (__dnn_ClientAPIEnabled())
{
var sLoadHandlers = dnn.getVar('__dnn_pageload');
if (sLoadHandlers != null)
eval(sLoadHandlers);
dnn.dom.attachEvent(window, 'onscroll', __dnn_bodyscroll);
}
__dnn_m_bPageLoaded = true;
}
function __dnn_KeyDown(iKeyCode, sFunc, e)
{
if (e == null)
e = window.event;
if (e.keyCode == iKeyCode)
{
eval(unescape(sFunc));
return false;
}
}
function __dnn_bodyscroll() 
{
var oF=document.forms[0];	
if (__dnn_ClientAPIEnabled() && __dnn_m_bPageLoaded)
oF.ScrollTop.value=document.documentElement.scrollTop ? document.documentElement.scrollTop : dnn.dom.getByTagName("body")[0].scrollTop;
}
function __dnn_setScrollTop(iTop)
{
if (__dnn_ClientAPIEnabled())
{
if (iTop == null)
iTop = document.forms[0].ScrollTop.value;
var sID = dnn.getVar('ScrollToControl');
if (sID != null && sID.length > 0)
{
var oCtl = dnn.dom.getById(sID);
if (oCtl != null)
{
iTop = dnn.dom.positioning.elementTop(oCtl);
dnn.setVar('ScrollToControl', '');
}
}
window.scrollTo(0, iTop);
}
}
//Focus logic
function __dnn_SetInitialFocus(sID)
{
var oCtl = dnn.dom.getById(sID);	
if (oCtl != null && __dnn_CanReceiveFocus(oCtl))
oCtl.focus();
}	
function __dnn_CanReceiveFocus(e)
{
//probably should call getComputedStyle for classes that cause item to be hidden
if (e.style.display != 'none' && e.tabIndex > -1 && e.disabled == false && e.style.visible != 'hidden')
{
var eParent = e.parentElement;
while (eParent != null && eParent.tagName != 'BODY')
{
if (eParent.style.display == 'none' || eParent.disabled || eParent.style.visible == 'hidden')
return false;
eParent = eParent.parentElement;
}
return true;
}
else
return false;
}
//Max/Min Script
function __dnn_ContainerMaxMin_OnClick(oLnk, sContentID)
{
var oContent = dnn.dom.getById(sContentID);
if (oContent != null)
{
var oBtn = oLnk.childNodes[0];
var sContainerID = oLnk.getAttribute('containerid');
var sCookieID = oLnk.getAttribute('cookieid');
var sCurrentFile = oBtn.src.toLowerCase().substr(oBtn.src.lastIndexOf('/'));
var sMaxFile;
var sMaxIcon;
var sMinIcon;
if (dnn.getVar('min_icon_' + sContainerID))
sMinIcon = dnn.getVar('min_icon_' + sContainerID);
else
sMinIcon = dnn.getVar('min_icon');
if (dnn.getVar('max_icon_' + sContainerID))
sMaxIcon = dnn.getVar('max_icon_' + sContainerID);
else
sMaxIcon = dnn.getVar('max_icon');
sMaxFile = sMaxIcon.toLowerCase().substr(sMaxIcon.lastIndexOf('/'));
var iNum = 5;
if (oLnk.getAttribute('animf') != null)
iNum = new Number(oLnk.getAttribute('animf'));
if (sCurrentFile == sMaxFile)
{
oBtn.src = sMinIcon;				
//oContent.style.display = '';
dnn.dom.expandElement(oContent, iNum);
oBtn.title = dnn.getVar('min_text');
if (sCookieID != null)
{
if (dnn.getVar('__dnn_' + sContainerID + ':defminimized') == 'true')
dnn.dom.setCookie(sCookieID, 'true', 365);
else
dnn.dom.deleteCookie(sCookieID);
}
else
dnn.setVar('__dnn_' + sContainerID + '_Visible', 'true');
}
else
{
oBtn.src = sMaxIcon;				
//oContent.style.display = 'none';
dnn.dom.collapseElement(oContent, iNum);
oBtn.title = dnn.getVar('max_text');
if (sCookieID != null)
{
if (dnn.getVar('__dnn_' + sContainerID + ':defminimized') == 'true')
dnn.dom.deleteCookie(sCookieID);
else
dnn.dom.setCookie(sCookieID, 'false', 365);				
}
else
dnn.setVar('__dnn_' + sContainerID + '_Visible', 'false');			
}
return true;	//cancel postback
}
return false;	//failed so do postback
}
function __dnn_Help_OnClick(sHelpID)
{
var oHelp = dnn.dom.getById(sHelpID);
if (oHelp != null)
{
if (oHelp.style.display == 'none')
oHelp.style.display = '';
else
oHelp.style.display = 'none';
return true;	//cancel postback
}
return false;	//failed so do postback
}
function __dnn_SectionMaxMin(oBtn, sContentID)
{
var oContent = dnn.dom.getById(sContentID);
if (oContent != null)
{
var sMaxIcon = oBtn.getAttribute('max_icon');
var sMinIcon = oBtn.getAttribute('min_icon');
if (oContent.style.display == 'none')
{
oBtn.src = sMinIcon;				
oContent.style.display = '';
dnn.setVar(oBtn.id + ':exp', 1);
}
else
{
oBtn.src = sMaxIcon;				
oContent.style.display = 'none';
dnn.setVar(oBtn.id + ':exp', 0);
}
return true;	//cancel postback
}
return false;	//failed so do postback
}
//Drag N Drop
function __dnn_enableDragDrop()
{
var aryConts = dnn.getVar('__dnn_dragDrop').split(";");	
var aryTitles;
for (var i=0; i < aryConts.length; i++)
{
aryTitles = aryConts[i].split(" ");
if (aryTitles[0].length > 0)
{			
var oCtr = dnn.dom.getById(aryTitles[0]);
var oTitle = dnn.dom.getById(aryTitles[1]);
if (oCtr != null && oTitle != null)
{
oCtr.setAttribute('moduleid', aryTitles[2]);
dnn.dom.positioning.enableDragAndDrop(oCtr, oTitle, '__dnn_dragComplete()', '__dnn_dragOver()');
}	
}
}
}
var __dnn_oPrevSelPane;
var __dnn_oPrevSelModule;
var __dnn_dragEventCount=0;
function __dnn_dragOver()
{
__dnn_dragEventCount++;
if (__dnn_dragEventCount % 75 != 0)	//only calculate position every 75 events
return;
var oCont = dnn.dom.getById(dnn.dom.positioning.dragCtr.contID);
var oPane = __dnn_getMostSelectedPane(dnn.dom.positioning.dragCtr);
if (__dnn_oPrevSelPane != null)	//reset previous pane's border
__dnn_oPrevSelPane.pane.style.border = __dnn_oPrevSelPane.origBorder;
if (oPane != null)
{		
__dnn_oPrevSelPane = oPane;
oPane.pane.style.border = '4px double ' + DNN_HIGHLIGHT_COLOR;
var iIndex = __dnn_getPaneControlIndex(oCont, oPane);
var oPrevCtl;
var oNextCtl;
for (var i=0; i<oPane.controls.length; i++)
{
if (iIndex > i && oPane.controls[i].id != oCont.id)
oPrevCtl = oPane.controls[i];
if (iIndex <= i && oPane.controls[i].id != oCont.id)
{
oNextCtl = oPane.controls[i];
break;
}
}			
if (__dnn_oPrevSelModule != null)
dnn.dom.getNonTextNode(__dnn_oPrevSelModule.control).style.border = __dnn_oPrevSelModule.origBorder;
if (oNextCtl != null)
{
__dnn_oPrevSelModule = oNextCtl;
dnn.dom.getNonTextNode(oNextCtl.control).style.borderTop = '5px groove ' + DNN_HIGHLIGHT_COLOR;
}
else if (oPrevCtl != null)
{
__dnn_oPrevSelModule = oPrevCtl;
dnn.dom.getNonTextNode(oPrevCtl.control).style.borderBottom = '5px groove ' + DNN_HIGHLIGHT_COLOR;
}
}
}
function __dnn_dragComplete()
{
var oCtl = dnn.dom.getById(dnn.dom.positioning.dragCtr.contID);
var sModuleID = oCtl.getAttribute('moduleid');
if (__dnn_oPrevSelPane != null)
__dnn_oPrevSelPane.pane.style.border = __dnn_oPrevSelPane.origBorder;
if (__dnn_oPrevSelModule != null)
dnn.dom.getNonTextNode(__dnn_oPrevSelModule.control).style.border = __dnn_oPrevSelModule.origBorder;
var oPane = __dnn_getMostSelectedPane(dnn.dom.positioning.dragCtr);
var iIndex;
if (oPane == null)
{
var oPanes = __dnn_Panes();
for (var i=0; i<oPanes.length; i++)
{
if (oPanes[i].id == oCtl.parentNode.id)
oPane = oPanes[i];
}
}	
if (oPane != null)
{
iIndex = __dnn_getPaneControlIndex(oCtl, oPane);
__dnn_MoveToPane(oPane, oCtl, iIndex);
dnn.callPostBack('MoveToPane', 'moduleid=' + sModuleID, 'pane=' + oPane.paneName, 'order=' + iIndex * 2); 
}
}
function __dnn_MoveToPane(oPane, oCtl, iIndex)
{
if (oPane != null)
{
var aryCtls = new Array();
for (var i=iIndex; i<oPane.controls.length; i++)
{
if (oPane.controls[i].control.id != oCtl.id)
aryCtls[aryCtls.length] = oPane.controls[i].control;
dnn.dom.removeChild(oPane.controls[i].control);
}
dnn.dom.appendChild(oPane.pane, oCtl);
oCtl.style.top=0;
oCtl.style.left=0;
oCtl.style.position = 'relative';
for (var i=0; i<aryCtls.length; i++)
{
dnn.dom.appendChild(oPane.pane, aryCtls[i]);
}
__dnn_RefreshPanes();
}
else
{
oCtl.style.top=0;
oCtl.style.left=0;
oCtl.style.position = 'relative';
}
}
function __dnn_RefreshPanes()
{
var aryPanes = dnn.getVar('__dnn_Panes').split(';');
var aryPaneNames = dnn.getVar('__dnn_PaneNames').split(';');
__dnn_m_aryPanes = new Array();
for (var i=0; i<aryPanes.length; i++)
{
if (aryPanes[i].length > 0)
__dnn_m_aryPanes[__dnn_m_aryPanes.length] = new __dnn_Pane(dnn.dom.getById(aryPanes[i]), aryPaneNames[i]);
}
}
var __dnn_m_aryPanes;
var __dnn_m_aryModules;
function __dnn_Panes()
{
if (__dnn_m_aryPanes == null)
{
__dnn_m_aryPanes = new Array();
__dnn_RefreshPanes();
}
return __dnn_m_aryPanes;
}
function __dnn_Modules(sModuleID)
{
if (__dnn_m_aryModules == null)
__dnn_RefreshPanes();
return __dnn_m_aryModules[sModuleID];
}
function __dnn_getMostSelectedPane(oContent)
{
var oCDims = new dnn.dom.positioning.dims(oContent);
var iTopScore=0;
var iScore;
var oTopPane;
for (var i=0; i<__dnn_Panes().length; i++)
{
var oPane = __dnn_Panes()[i];
var oPDims = new dnn.dom.positioning.dims(oPane.pane);
iScore = dnn.dom.positioning.elementOverlapScore(oPDims, oCDims);
if (iScore > iTopScore)
{
iTopScore = iScore;
oTopPane = oPane;
}
}
return oTopPane;
}
function __dnn_getPaneControlIndex(oContent, oPane)
{
if (oPane == null)
return;
var oCDims = new dnn.dom.positioning.dims(oContent);
var oCtl;
if (oPane.controls.length == 0)
return 0;
for (var i=0; i<oPane.controls.length; i++)
{
oCtl = oPane.controls[i];
var oIDims = new dnn.dom.positioning.dims(oCtl.control);
if (oCDims.t < oIDims.t)
return oCtl.index;
}
if (oCtl != null)
return oCtl.index+1;
else
return 0;
}
//Objects
function __dnn_Pane(ctl, sPaneName)
{
this.pane = ctl;
this.id = ctl.id;
this.controls = new Array();
this.origBorder = ctl.style.border;
this.paneName = sPaneName;
var iIndex = 0;
var strModuleOrder='';
for (var i=0; i<ctl.childNodes.length; i++)
{
var oNode = ctl.childNodes[i];
if (dnn.dom.isNonTextNode(oNode))	
{
if (__dnn_m_aryModules == null)
__dnn_m_aryModules = new Array();
//if (oNode.tagName == 'A' && oNode.childNodes.length > 0)
//	oNode = oNode.childNodes[0];	//DNN now embeds anchor tag 
var sModuleID = oNode.getAttribute('moduleid');
if (sModuleID != null && sModuleID.length > 0)
{
strModuleOrder += sModuleID + '~';
this.controls[this.controls.length] = new __dnn_PaneControl(oNode, iIndex);
__dnn_m_aryModules[sModuleID] = oNode.id;
iIndex+=1;
}
}
}
this.moduleOrder = strModuleOrder;
}
function __dnn_PaneControl(ctl, iIndex)
{
this.control = ctl;
this.id = ctl.id;
this.index = iIndex;
this.origBorder = ctl.style.border;
}