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 isEmpty(a) {
 
        if(a==null)    return true;
 
        if(a=='' || a=="\t" || a=="\n") return true;
 
        else return false;
 
}
 
function isEmail(string) { 
 
        var pass = true;
 
        var filter=/^(\w+(?:\.\w+)*)@((?:\w+\.)*\w[\w-]{0,66})\.([a-z]{2,6}(?:\.[a-z]{2})?)$/i;
 
        if (!filter.test(string)) pass = false;
 
        return pass;
 
}
 
function checkFields(element) {
	

        var go = true;
 
        var msg = '';
 
        if(isEmpty(element.elements[0].value)) {
 
               msg += 'Please enter your firstname \n';
 
               go = false;
 
        }
 
        if(isEmpty(element.elements[1].value)) {
 
               msg += 'Please enter your lastname \n';
 
               go = false;
 
        }
		
		if(isEmpty(element.elements[2].value)) {
 
               msg += 'Please enter your street address \n';
 
               go = false;
 
        }
		
		if(isEmpty(element.elements[3].value)) {
 
               msg += 'Please enter your city \n';
 
               go = false;
 
        }
		
		if(isEmpty(element.elements[4].value)) {
 
               msg += 'Please enter your province \n';
 
               go = false;
 
        }
 
 		if(isEmpty(element.elements[5].value)) {
 
               msg += 'Please enter your postal code \n';
 
               go = false;
 
        }
		
		if(isEmpty(element.elements[6].value)) {
 
               msg += 'Please enter your contact phone \n';
 
               go = false;
 
        }
		
		if(!isEmail(element.elements[7].value)) {
 
               msg += 'Please enter a valid email address \n';
 
               go = false;
 
        }
		
		
       
 
        if(!go) {
 
               alert(msg);
 
               return false;
 
        }
 
}