function nav_images() {
	MM_preloadImages('images/nav_main_on.gif','images/nav_vision_on.gif','images/nav_project_on.gif','images/nav_retail_on.gif','images/nav_community_on.gif','images/nav_employment_on.gif','images/nav_news_on.gif','images/nav_development_on.gif');
}
 
function MM_swapImgRestore() { //v3.0
  var i,x,a=document.MM_sr; for(i=0;a&&i<a.length&&(x=a[i])&&x.oSrc;i++) x.src=x.oSrc;
}

function MM_preloadImages() { //v3.0
  var d=document; if(d.images){ if(!d.MM_p) d.MM_p=new Array();
    var i,j=d.MM_p.length,a=MM_preloadImages.arguments; for(i=0; i<a.length; i++)
    if (a[i].indexOf("#")!=0){ d.MM_p[j]=new Image; d.MM_p[j++].src=a[i];}}
}

function MM_findObj(n, d) { //v4.01
  var p,i,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(!(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=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_swapImage() { //v3.0
  var i,j=0,x,a=MM_swapImage.arguments; document.MM_sr=new Array; for(i=0;i<(a.length-2);i+=3)
   if ((x=MM_findObj(a[i]))!=null){document.MM_sr[j++]=x; if(!x.oSrc) x.oSrc=x.src; x.src=a[i+2];}
}

function CheckForm()
{
	var errs = '';

	if (document.basic_email.email.value == '')			errs = errs+'\nPlease enter your email address.\n'

	
	if (errs == '') 
	{
		document.user_details.submit();
	}
	else 
	{
		alert(errs); 
		return false;
	}
}

function CheckContact()
{
	var errs = '';

	if (document.contact_form.first_name.value == '')			errs = errs+'\nPlease enter your first name.\n'
	if (document.contact_form.last_name.value == '')			errs = errs+'\nPlease enter your last name.\n'
	if (document.contact_form.email.value == '')			errs = errs+'\nPlease enter your email address.\n'
	
	if (errs == '') 
	{
		document.user_details.submit();
	}
	else 
	{
		alert(errs); 
		return false;
	}
}

function CheckSignup()
{
	var errs = '';

	if (document.user_details.first_name.value == '')			errs = errs+'\nPlease enter your first name.\n'
	if (document.user_details.last_name.value == '')			errs = errs+'\nPlease enter your last name.\n'
	if (document.user_details.email.value == '')				errs = errs+'\nPlease enter your email address.\n'
	
	if (errs == '') 
	{
		document.user_details.submit();
	}
	else 
	{
		alert(errs); 
		return false;
	}
}

function CheckWarranty()
{
	var errs = '';

	if (document.warranty_form.items.value == '')			errs = errs+'\nPlease enter which items you would like repaired.\n'
	if (!document.warranty_form.sign.checked)				errs = errs+'\nPlease check the box to acknowledge all items are complete.\n'

	if (errs == '') 
	{
		document.user_details.submit();
	}
	else 
	{
		alert(errs); 
		return false;
	}
}

function CheckRequest()
{
	var errs = '';
	if (document.warranty_form.topic.value == '')			errs = errs+'\nPlease select a topic.\n'
	if (document.warranty_form.message.value == '')				errs = errs+'\nPlease enter a message.\n'
	
	if (errs == '') 
	{
		document.user_details.submit();
	}
	else 
	{
		alert(errs); 
		return false;
	}
}

function CheckVendor()
{
	var errs = '';
	if (document.content_form.company_name.value == '')			errs = errs+'\nPlease enter the vendor name.\n'
	if (document.content_form.company_type.value == '')				errs = errs+'\nPlease enter the vendor type.\n'
	if (document.content_form.phone.value == '')			errs = errs+'\nPlease enter the vendor phone number.\n'
	
	if (errs == '') 
	{
		document.user_details.submit();
	}
	else 
	{
		alert(errs); 
		return false;
	}
}


function Rollover(imgName,imgSrc) { document.images[''+imgName+''].src = imgSrc; }

function button_roll(button,wax)
{
 button.style.backgroundColor=(wax=="on")?"#FFFFFF":"#e4ded8";
 button.style.color=(wax=="on")?"#000000":"000000";
}

// this might need translating, if so, move it to the page and use definitions in place of error texts...
function checkGroupName()
{
	var errs = '';
	if (document.newgroup.group_name.value == '') 		errs = errs+'\nPlease enter a group name'
	if (errs == '') document.newgroup.submit();
	else alert(errs);
}
function CheckContent()
{
	var errs = '';
	if (document.content_form.title.value == '') 		errs = errs+'\nPlease enter a Title'
	if (document.content_form.category.value == '') 	errs = errs+'\nPlease choose a Category'
	if (document.content_form.status.value == '') 	errs = errs+'\nPlease choose a Status'
	//if (document.content_form.summary.value == '') 	errs = errs+'\nPlease enter a Summary'
	//if (document.content_form.article_type[].checked && document.content_form.url.value=='') 	errs = errs+'\nPlease enter a valid Internet URL for the article type chosen'
	if (errs == '') document.content_form.submit();
	else alert(errs);
}

function CheckPhoneLen(num)
{
	// alert(num);
	if (num.length != 12 && num.length != "0") alert('Please enter only a ten digit phone number, formatted ###-###-####');
	
}