// JavaScript Document
/* function showTab(tab_name,tabup){
	
	var div = document.getElementById(tab_name);
	var divup = document.getElementById(tabup);
	
	var tabname = "tabcon"
	
	for(i=1; i<=3; i++){
		tab = tabname + i;
		if(tab==tab_name){
			div.style.visibility = "visible";
		}
		else{
			document.getElementById(tab).style.visibility = "hidden";
		}
	}
	
	for(i=1; i<=3; i++){
		tab = "tab" + i;
		if(tab==tabup){
			document.getElementById(tab).style.backgroundImage = 'url(img/tab_purple.gif)';
		}
		else{
			document.getElementById(tab).style.backgroundImage = 'url(img/tab_grey.gif)';
		}
	}
} */

var lasttabcon="tabcon1";
var lasttab="tab1";
var tablen=4;

function showTab(tab_name,tabup,ctr){
	
	var div = document.getElementById(tab_name);
	var divup = document.getElementById(tabup);
	
	var tabname = "tabcon";
	var i;

	for(i=1; i<=ctr; i++){
		tab = tabname + i;
		if(tab==tab_name){

			if ( tab_name=="tabcon1" ) {

			   if ( prevInt==1 ) {
				document.getElementById("tabcon1").style.visibility = "hidden";
				document.getElementById("tabprev").style.visibility = "visible";

			   } else {

				document.getElementById("tabcon1").style.visibility = "visible";
				document.getElementById("tabprev").style.visibility = "hidden";
			   }

			} else {

				document.getElementById("tabprev").style.visibility = "hidden";
				if( div.style )
					div.style.visibility = "visible";
			}

		} else {
			if( document.getElementById(tab) ) 
				document.getElementById(tab).style.visibility = "hidden";
		}
	}
	
	for(i=1; i<=ctr; i++){
		tab = "tab" + i;
		if(tab==tabup){
			if( document.getElementById(tab) ) 
				document.getElementById(tab).style.backgroundImage = 'url(img/tab_purple.gif)';
		}
		else{
			if( document.getElementById(tab) )
			document.getElementById(tab).style.backgroundImage = 'url(img/tab_grey.gif)';
		}
	}
	lasttabcon=tab_name;
	lasttab=tabup;
	tablen=ctr;
}

function update_tabcon() {

	 showTab(lasttabcon,lasttab,tablen);
}


function showTab2(tab_name,tabup,ctr){
	
	var div = document.getElementById(tab_name);
	var divup = document.getElementById(tabup);
	
	var tabname = "tabex"
	
	for(i=1; i<=ctr; i++){
		tab = tabname + i;
		if(tab==tab_name){
			div.style.visibility = "visible";
		}
		else{
			if( document.getElementById(tab) )
				document.getElementById(tab).style.visibility = "hidden";
		}
	}
	
	for(i=1; i<=ctr; i++){
		tab = "tabx" + i;
		if(tab==tabup){
			if( document.getElementById(tab) )
				document.getElementById(tab).style.backgroundColor = '#CCCCCC';
		}
		else{
			if( document.getElementById(tab) )
				document.getElementById(tab).style.backgroundColor = '#FFFFFF';
		}
	}
}

function NotSupported() {

	// what are we going to do!
}

// Set innerHTML for DOM compliant browser
function SetInnerHTML(nm,value)
{
        if (nm == '')
        {
                return;
        }
        var element = document.getElementById?document.getElementById(nm):(document.all?document.all(nm):null);
        if (element)
        {
                if(element.innerHTML)
                {
                        element.innerHTML=value;
                }
                else NotSupported();
        }
        else NotSupported();
}

var distObj;
// setObject
function sOb( text )
{
        distObj = text;
}

// displayObject
function dOb( element )
{
        // to prevent having to activate the control, we load it from an external script
        if (document.getElementById)
        {
                SetInnerHTML(element,distObj); // Embed the flash movie in DOM compliant browser
        }
        else if (elementname.innerHTML)
        {
                elementname.innerHTML = distObj; // Embed the flash movie in IE
        }
}