//script.js

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_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_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 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_openBrWindow(theURL,winName,features) { //v2.0
  window.open(theURL,winName,features);
}


//list of fields to be vaildated
var fieldsToVal = new Array("name","surname","phone","email","suburb","street","state","postcode");

//names to display for error message
var fieldsToValName = new Array("Name","Surname","Phone","Email","Suburb","Street","State","Postcode");

function validateForm(theForm)
{
  var output = '';
   var found;
   
   for(var i = 0; i < fieldsToVal.length; i++)
   {
      found = false;
      
      //if element is a text field
      if(theForm.elements[fieldsToVal[i]].type == 'text')
      {
         if(theForm.elements[fieldsToVal[i]].value !='')
         {
            found = true;
         }
      }
      
      //if element is a select 
      else if(theForm.elements[fieldsToVal[i]].type == 'select-one')
      {
         if(theForm.elements[fieldsToVal[i]].selectedIndex != 0)
         {
            found = true;

		
         }
	
      }
      
      // ***IMPORTANT check for radio buttons and checkboxs last
      //if element is a checkbox or radio button
      else if(theForm.elements[fieldsToVal[i]][0])
      {
         for(var j=0; j < theForm.elements[fieldsToVal[i]].length; j++)
         { 
            if(theForm.elements[fieldsToVal[i]][j].checked)
            {
               found = true;
            }
         }
      }
      
      if(found != true)
      {
         output += fieldsToValName[i]+'\n';
      }
   }
   
   if(output.length != 0)
   {
      output = 'Please complete the following fields:\n' + output;
      alert (output);
      return false;
   }
}