//**************swap image*******************
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];}
}

 //**************image restore*******************
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;
}

 //**************preload images*******************
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];}}
}




 //**************layer swap*******************
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_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v;
     if(v='show'){document.getElementById('layers').style.zIndex = 2;}
     else if(v='hide'){
     document.getElementById('layers').style.zIndex = 0;
     document.getElementById('blog-link').style.zIndex = 3;
     }
     }
  
}
 //**************end layer swap*******************

 
 
 
//reloads the window if Netscape 4 resized
function MM_reloadPage(init) {  
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);




 
if (document.images) {
}
function di(id,name){
  if (document.images) {document.images[id].src=eval(name+".src"); }
}

// function that displays status bar message

function dm(msgStr) {
  document.returnValue = false;
  if (document.images) { 
     window.status = msgStr;
     document.returnValue = true;
  }
}
var showMsg = navigator.userAgent != "Mozilla/4.0 (compatible; MSIE 4.0; Mac_PowerPC)";
function dmim(msgStr) {
  document.returnValue = false;
  if (showMsg) { 
    window.status = msgStr;
    document.returnValue = true;
  }
}

function checkForm(fm, missingurl) {
	fm.firstname.value = fm.firstname.value.replace(/^ */g, '').replace(/ *$/g, '');
	if (fm.firstname.value == "")
		fm.missing.value += "," + "First Name is required."	
	fm.lastname.value = fm.lastname.value.replace(/^ */g, '').replace(/ *$/g, '');
	if (fm.lastname.value == "")
		fm.missing.value += "," + "Last Name is required."
	fm.address1.value = fm.address1.value.replace(/^ */g, '').replace(/ *$/g, '');	
	if (fm.address1.value == "")
		fm.missing.value += "," + "Address1 is required."
	fm.city.value = fm.city.value.replace(/^ */g, '').replace(/ *$/g, '');	
	if (fm.city.value == "")
		fm.missing.value += "," + "City is required."	
	if (fm.state.value == "")
		fm.missing.value += "," + "State/Province is required."		
	fm.zip.value = fm.zip.value.replace(/^ */g, '').replace(/ *$/g, '');
	if (fm.zip.value == "")
		fm.missing.value += "," + "Zip is required."
	else {
		temp = fm.zip.value + " ";							
		if (fm.zip.value != "") {
			if (temp.search(/[\-a-zA-Z0-9]{1,10}\s{1}/) != 0)
				fm.missing.value += "," + "Zip must be letters, numbers and dashes"
		}				
	}
	fm.telephone.value = fm.telephone.value.replace(/^ */g, '').replace(/ *$/g, '');
	if (fm.telephone.value == "")
		fm.missing.value += "," + "Telephone number is required."
	else {						
		temp = fm.telephone.value + " ";
		if (temp.search(/\d{10}\s{1}/) == 0)
			fm.telephone.value = fm.telephone.value.substring(0, 3) + "-" + fm.telephone.value.substring(3, 6) + "-" + fm.telephone.value.substring(6);
		temp = fm.telephone.value + " ";							
		if (temp.search(/[\d-]+\s{1}/) != 0)
			fm.missing.value += "," + "Telephone must be digits and dashes only in the form 123-456-7890"
	}
	fm.email.value = fm.email.value.replace(/^ */g, '').replace(/ *$/g, '');	
	if (fm.email.value == "")
		fm.missing.value += "," + "E-mail is required."
	else {
		temp = fm.email.value + " ";
		found = temp.search(/[\w\.-]+@([\w-]+\.){1,3}[a-zA-Z]{2,}\s{1}/);
		if (found != 0)
			fm.missing.value += "," + "E-mail must be in the form username@domain.com"
	}
	fm.attendnumber.value = fm.attendnumber.value.replace(/^ */g, '').replace(/ *$/g, '');
	if (fm.attendnumber.value == "")
		fm.missing.value += "," + "Attendee Number is required."
	if (fm.missing.value != "")
		fm.action = missingurl;
	fm.submit();
}

function checkNewsletter(fm, missingurl) {
	fm.first.value = fm.first.value.replace(/^ */g, '').replace(/ *$/g, '');
	if (fm.first.value == "")
		fm.missing.value += "," + "First Name is required."	
	fm.last.value = fm.last.value.replace(/^ */g, '').replace(/ *$/g, '');
	if (fm.last.value == "")
		fm.missing.value += "," + "Last Name is required."
	fm.address_1.value = fm.address_1.value.replace(/^ */g, '').replace(/ *$/g, '');	
	if (fm.address_1.value == "")
		fm.missing.value += "," + "Mailing Address is required."
	fm.city.value = fm.city.value.replace(/^ */g, '').replace(/ *$/g, '');	
	if (fm.city.value == "")
		fm.missing.value += "," + "City is required."	
	if (fm.state.value == "")
		fm.missing.value += "," + "State/Province is required."
	else {			
		if ((fm.country.value == "US" && "AB,BC,MB,NB,NF,NT,NS,NU,ON,PE,QB,SK,YK".indexOf(fm.state.value) >= 0) ||
			(fm.country.value == "CA" && "AB,BC,MB,NB,NF,NT,NS,NU,ON,PE,QB,SK,YK".indexOf(fm.state.value) < 0))
			fm.missing.value += "," + "State/Province and Country are mismatched."
	}	
	fm.zip.value = fm.zip.value.replace(/^ */g, '').replace(/ *$/g, '');
	if ("US,CA".indexOf(fm.country.value) >= 0 && fm.zip.value == "")
		fm.missing.value += "," + "Zip is required."
	else {
		temp = fm.zip.value + " ";
		if (fm.country.value == "US") {
			if (temp.search(/\d{5}(-\d{4}){0,1}\s{1}/) != 0)
				fm.missing.value += "," + "Zip must be in the form 12345 or 12345-6789 for the United States";					
		}
		else if (fm.country.value == "CA") {
			if (temp.search(/[a-zA-Z]{1}\d{1}[a-zA-Z]{1}\s{0,1}\d{1}[a-zA-Z]{1}\d{1}\s{1}/) != 0)
				fm.missing.value += "," + "Zip must be in the form A0A 1A0 for Canada";					
		} else if (fm.zip.value != "") {
			if (temp.search(/[\-a-zA-Z0-9]{1,10}\s{1}/) != 0)
				fm.missing.value += "," + "Zip must be letters, numbers and dashes";
		}				
	}	
	fm.phone.value = fm.phone.value.replace(/^ */g, '').replace(/ *$/g, '');
	if (fm.phone.value != "") {						
		temp = fm.phone.value + " ";
		if (temp.search(/\d{10}\s{1}/) == 0)
			fm.phone.value = fm.phone.value.substring(0, 3) + "-" + fm.phone.value.substring(3, 6) + "-" + fm.phone.value.substring(6);
		temp = fm.phone.value + " ";							
		if (temp.search(/[\d-]+\s{1}/) != 0)
			fm.missing.value += "," + "Telephone must be digits and dashes only in the form 123-456-7890"
	}
	fm.email.value = fm.email.value.replace(/^ */g, '').replace(/ *$/g, '');	
	if (fm.email.value == "")
		fm.missing.value += "," + "E-mail is required."
	else {
		temp = fm.email.value + " ";
		found = temp.search(/[\w\.-]+@([\w-]+\.){1,3}[a-zA-Z]{2,}\s{1}/);
		if (found != 0)
			fm.missing.value += "," + "E-mail must be in the form username@domain.com"
	}	
	if (fm.missing.value != "")
		fm.action = missingurl;
	fm.submit();
}