/* ROTATING CONTENT */

var curcontentindex=0;
var messages=new Array();

function getElementByClass(classname){
 var inc=0;
 var alltags=document.all? document.all : document.getElementsByTagName("*");
 for (i=0; i<alltags.length; i++){
   if (alltags[i].className==classname)
     messages[inc++]=alltags[i];
 }
}

function rotatecontent(){
 //get current message index (to show it):
 curcontentindex=(curcontentindex<messages.length-1)? curcontentindex+1 : 0;
 //get previous message index (to hide it):
 prevcontentindex=(curcontentindex==0)? messages.length-1 : curcontentindex-1;
 messages[prevcontentindex].style.display="none"; //hide previous message
 messages[curcontentindex].style.display="block"; //show current message
}

// TURN ALL LINKS THAT HAVE THE ATTRIBUTE rel="externalRedirect" INTO
// LINKS THAT WILL OPEN UP A NEW WINDOW
function externalLinks() {
 if (!document.getElementsByTagName) return;
 var anchors = document.getElementsByTagName("a");
 for (var i=0; i<anchors.length; i++) {
   var anchor = anchors[i];
   if (anchor.getAttribute("href") &&
       anchor.getAttribute("rel") == "externalRedirect")
     anchor.target = "_blank";
 }
}

function onChangeOfLetterOfInstruction() {
    var emailAddress = document.getElementById('_email');
    var postOfLoading = document.getElementById('port_of_loading');
    if(postOfLoading.value == 'MELBOURNE'){
        emailAddress.value = 'futamura@naxaustralia.com';
    }else if(postOfLoading.value == 'ADELAIDE'){
        emailAddress.value = 'futamura@naxaustralia.com';
    }else if(postOfLoading.value == 'HOBART'){
        emailAddress.value = 'futamura@naxaustralia.com';
    }else if(postOfLoading.value == 'SYDNEY'){
        emailAddress.value = 'export@naxaustralia.com';
    }else if(postOfLoading.value == 'PERTH'){
        emailAddress.value = 'export@naxaustralia.com';
    }else if(postOfLoading.value == 'BRISBANE'){
        emailAddress.value = 'dee@naxaustralia.com';
    }
}

// Load these functions in the scroller.js file