//	already have: script language=javascript


//	Global Javascript stuff


//Another global variable to determine browser type. This is needed when showing
//and hiding layers
if(navigator.appName.indexOf("Netscape") == -1)
{
	vCurrentBrowserType="Explorer"
}
else
{
	vCurrentBrowserType="Netscape"
}




function openAndCenterWindow(urlToOpenInNewWindow,w,h)
{

	var vjNeedToOpenNewWindow=1;  //default: open new window
	
	// Does the window exist, or has it previously been opened?
	if(window.vjPopupWindow)
	{
		// Having once been opened, is it now closed?
		if(vjPopupWindow.closed)
		{
			vjNeedToOpenNewWindow=1   // closed, so open again
		}
		else
		{
			vjNeedToOpenNewWindow=0   // still open so set focus instead of open again
		}
	}
	
	else
	{
		vjNeedToOpenNewWindow=1   // never opened, so open new
	}
	
	
	if(vjNeedToOpenNewWindow == 0)
	{
		vjPopupWindow.focus()
	}
	else
	{

	var myScreenWidth = screen.width;
	var myScreenHeight= screen.height;
	
	var puWindowWidth	= (6*myScreenWidth)/8;
	var puWindowHeight	= (8*myScreenHeight)/10;

	var puLeft	= myScreenWidth/8;
	var puTop	= myScreenHeight/10;
		
	vjPopupWindow = window.open(urlToOpenInNewWindow,"myPopUpWindow", "width=" + puWindowWidth + ",height=" + puWindowHeight + " screenX=" + puLeft + ",left=" + puLeft	+ ",screenY=" + puTop + ",top=" + puTop + ",scrollbars=No,resizable=Yes")
	
	}
}



function openAndCenterWindow_WithToolbars(urlToOpenInNewWindow,w,h)
{

	var vjNeedToOpenNewWindow=1;  //default: open new window
	
	// Does the window exist, or has it previously been opened?
	if(window.vjPopupWindow)
	{
		// Having once been opened, is it now closed?
		if(vjPopupWindow.closed)
		{
			vjNeedToOpenNewWindow=1   // closed, so open again
		}
		else
		{
			vjNeedToOpenNewWindow=0   // still open so set focus instead of open again
		}
	}
	
	else
	{
		vjNeedToOpenNewWindow=1   // never opened, so open new
	}
	
	
	if(vjNeedToOpenNewWindow == 0)
	{
		vjPopupWindow.focus()
	}
	else
	{

	var myScreenWidth = screen.width;
	var myScreenHeight= screen.height;
	
	var puWindowWidth	= w;	//(6*myScreenWidth)/8;
	var puWindowHeight	= h;		//(8*myScreenHeight)/10;

	var puLeft	= (myScreenWidth -  puWindowWidth)/2;		//8;
	var puTop	= (myScreenHeight - puWindowHeight)/2;		//10;

	vjPopupWindow = window.open(urlToOpenInNewWindow,"myPopUpWindow", "width=" + puWindowWidth + ",height=" + puWindowHeight + " screenX=" + puLeft + ",left=" + puLeft	+ ",screenY=" + puTop + ",top=" + puTop + ",scrollbars=Yes,menubar=Yes,resizable=Yes")
	
	}
}

function openAndCenterNewsWindow (urlToOpenInNewWindow)
{

	var vjNeedToOpenNewWindow=1;  //default: open new window
	
	// Does the window exist, or has it previously been opened?
	if(window.vjPopupWindow)
	{
		// Having once been opened, is it now closed?
		if(vjPopupWindow.closed)
		{
			vjNeedToOpenNewWindow=1   // closed, so open again
		}
		else
		{
			vjNeedToOpenNewWindow=0   // still open so set focus instead of open again
		}
	}
	
	else
	{
		vjNeedToOpenNewWindow=1   // never opened, so open new
	}
	
	
	if(vjNeedToOpenNewWindow == 0)
	{
		vjPopupWindow.focus()
	}
	else
	{

	var myScreenWidth = screen.width;
	var myScreenHeight= screen.height;
	
	var puWindowWidth	= 650;
	var puWindowHeight	= 800;

	var puLeft	= (myScreenWidth - puWindowWidth)/2;
	var puTop	= 20;
		
	vjPopupWindow = window.open(urlToOpenInNewWindow,"myPopUpWindow", "width=" + puWindowWidth + ",height=" + puWindowHeight + " screenX=" + puLeft + ",left=" + puLeft	+ ",screenY=" + puTop + ",top=" + puTop + ",scrollbars=Yes,menubar=Yes,resizable=Yes")
	
	}
}


function isValidEmailAddress(str)
{
	// check if gEmail has _@_._ format
	var i = str.indexOf('@');
	var j = str.lastIndexOf('.');
	//	alert(i + " " + j)
	if (j > i && ((j != -1) && (i != -1)))
	{
		return true;
	}
	else
	{
		return false;
	}
}

function myTurnOnLayer(LayerName)
{
	if(document.getElementById)
          document.getElementById(LayerName).style.visibility="visible"
	else if(document.layers)
		document.layers[LayerName].visibility="show"
	else if(document.all)
		document.all(LayerName).style.visibility="visible"
}

function myTurnOffLayer(LayerName)
{
	if(document.getElementById)
		document.getElementById(LayerName).style.visibility='hidden'
	else if(document.layers)
		document.layers[LayerName].visibility='hide' 
	else if(document.all)
		document.all(LayerName).style.visibility='hidden'
}


//already have:  /script