// JavaScript Document
//Dynamically add/remove div elements to/from the end of an existing element.Like pop/push to an array...
function dynamic(what,divid,html){
nodes=document.getElementById(divid).getElementsByTagName('div');
if(what=='add'){
var dd=document.createElement('div');
dd.setAttribute('id',nodes.length+1);
count++;
dd.innerHTML=html;
document.getElementById(divid).appendChild(dd);
 }else{
 dd=nodes[nodes.length-1];
 document.getElementById(divid).removeChild(dd);
 }
}
///validation functions
function validate(frm){
var corr=true;
for(i=0;i<frm.elements.length-1;i++){
var e=frm.elements[i];
if(e.name.indexOf("[]")!=-1){var ename=e.name.substr(0,e.name.length-2);}else{var ename=e.name;}
if(document.getElementById('err_'+ename)){
	if(document.getElementById('err_'+ename).innerHTML!=''){
if(ename=='username' || ename=='password'){
if(e.value.length<5 ){
//alert(document.getElementById('err_'+ename));
document.getElementById('err_'+ename).className='showerror';
corr=false;
}else if(e.value.match(/[^a-z0-9\:]/)){
	document.getElementById('err_'+ename).innerHTML ='Username/password must contain only alphanumeric characters.';
	document.getElementById('err_'+ename).className='showerror';
	corr=false;
}else{
document.getElementById('err_'+ename).className='error';
}
}else if(ename=='cpassword'){
if(e.value!=document.getElementById('password').value){
//alert(document.getElementById('err_'+ename));
document.getElementById('err_'+ename).className='showerror';
corr=false;
}else{
document.getElementById('err_'+ename).className='error';
}
}else if(ename.indexOf('email')!=-1){
if(e.value.indexOf("@")==-1 || e.value.indexOf(".")==-1){
//alert(document.getElementById('err_'+ename));
document.getElementById('err_'+ename).className='showerror';
corr=false;
}else{
document.getElementById('err_'+ename).className='error';
}
}else if(ename=='agree'){
if(e.checked==false){
//alert(document.getElementById('err_'+ename));
document.getElementById('err_'+ename).className='showerror';
corr=false;
}else{
document.getElementById('err_'+ename).className='error';
}
}else if(e.type=='select-one'){
if(e.value=='' || e.value=='select' || e.value=='Select'){
//alert(document.getElementById('err_'+ename));
document.getElementById('err_'+ename).className='showerror';
corr=false;
}else{
document.getElementById('err_'+ename).className='error';
}
}else{
if(e.value=='' && e.type!='checkbox'){
//alert(document.getElementById('err_'+ename));
document.getElementById('err_'+ename).className='showerror';
corr=false;
}else{
document.getElementById('err_'+ename).className='error';
}
}
	}
}
}
if(!corr){
return false;
}else{
return true;
}
}
function showHide(elementID) {
    var desc = null;

    if (document.getElementById) {
      desc = document.getElementById("cnt_desc_" + elementID);
    } else if (document.all) {
      desc = document.all["cnt_desc_" + elementID];
    } else if (document.layers) {
      desc = document.layers["cnt_desc_" + elementID];
    }

    if (desc) {
      if (desc.style.display == 'none') {
        expand(elementID);
      } else {
        collapse(elementID);
      }
    }
  }

  function expand(elementID) {
    var cnt = null;
    var desc = null;
    var icon = null;

    if (document.getElementById) {
      cnt = document.getElementById("cnt_" + elementID);
      desc = document.getElementById("cnt_desc_" + elementID);
      icon = document.getElementById("cnt_icon_" + elementID);
    } else if (document.all) {
      cnt = document.all["cnt_" + elementID];
      desc = document.all["cnt_desc_" + elementID];
      icon = document.all["cnt_icon_" + elementID];
    } else if (document.layers) {
      cnt = document.layers["cnt_" + elementID];
      desc = document.layers["cnt_desc_" + elementID];
      icon = document.layers["cnt_icon_" + elementID];
    }

    if (desc.style.display == 'none') {
     // cnt.style.backgroundColor = '#FFFAF3';
      cnt.style.border = '1px dotted #666666';
      cnt.style.padding = '5px';
      cnt.style.marginBottom = '5px';
	  cnt.style.marginLeft = '20px';
      desc.style.display = 'block';
      if(icon){icon.src = "images/icon_minus.gif";}
    }
  }

  function collapse(elementID) {
    var cnt = null;
    var desc = null;
    var icon = null;

    if (document.getElementById) {
      cnt = document.getElementById("cnt_" + elementID);
      desc = document.getElementById("cnt_desc_" + elementID);
      icon = document.getElementById("cnt_icon_" + elementID);
    } else if (document.all) {
      cnt = document.all["cnt_" + elementID];
      desc = document.all["cnt_desc_" + elementID];
      icon = document.all["cnt_icon_" + elementID];
    } else if (document.layers) {
      cnt = document.layers["cnt_" + elementID];
      desc = document.layers["cnt_desc_" + elementID];
      icon = document.layers["cnt_icon_" + elementID];
    }

    if (desc.style.display != 'none') {
      cnt.style.backgroundColor = '';
      cnt.style.border = '';
      cnt.style.padding = '';
      cnt.style.marginBottom = '2px';
	  cnt.style.marginLeft = '20px';
      desc.style.display = 'none';
      if(icon){icon.src = "images/icon_plus.gif";}
    }
  }

  function expandAll() {
    var cnt = null;

    if (document.body.getElementsByTagName) {
      cnt = document.body.getElementsByTagName('DIV');
    } else if (document.body.all) {
      cnt = document.body.all.tags('DIV');
    }

    if (cnt) {
      for (var i=0; i<cnt.length; i++) {
        if (cnt[i].id.substring(0, 4) == 'cnt_') {
          if (cnt[i].id.substring(0, 5) != 'cnt_d') {
            expand(cnt[i].id.substring(4));
          }
        }
      }
    }
  }

  function collapseAll() {
    var cnt = null;

    if (document.body.getElementsByTagName) {
      cnt = document.body.getElementsByTagName('DIV');
    } else if (document.body.all) {
      cnt = document.body.all.tags('DIV');
    }

    if (cnt) {
      for (var i=0; i<cnt.length; i++) {
        if (cnt[i].id.substring(0, 4) == 'cnt_') {
          if (cnt[i].id.substring(0, 5) != 'cnt_d') {
            collapse(cnt[i].id.substring(4));
          }
        }
      }
    }
  }
  //ajax function
   function makeRequest(url) {
        http_request = false;
        if (window.XMLHttpRequest) { // Mozilla, Safari,...
            http_request = new XMLHttpRequest();
            if (http_request.overrideMimeType) {
                http_request.overrideMimeType('text/xml');
                // See note below about this line
            }
        } else if (window.ActiveXObject) { // IE
            try {
                http_request = new ActiveXObject("Msxml2.XMLHTTP");
            } catch (e) {
                try {
                    http_request = new ActiveXObject("Microsoft.XMLHTTP");
                } catch (e) {}
            }
        }

        if (!http_request) {
            alert('Giving up :( Cannot create an XMLHTTP instance');
            return false;
        }
		
        http_request.onreadystatechange = alertContents;
        http_request.open('GET', url, true);
        http_request.send(null);
		//alert('hi');

    }
	///
function alertContents() {
        if (http_request.readyState == 4) {
            if (http_request.status == 200) {
           var xmldoc = http_request.responseText;
		   // alert(xmldoc);
			 } else {
                return 'There was a problem with the request.';
            }
        }else{
		//document.getElementById('Layer1').style.visibility="visible";
		}

    }

	// Image resize function
function makeImg($src,$height,$width){
var $hmax=100;
var $wmax=100;
  $hscale = $height / $hmax;
  $wscale = $width / $wmax;
if (($hscale > 1) || ($wscale > 1)) {
$scale = ($hscale > $wscale)?$hscale:$wscale;
} else {
$scale = 1;
}
$newwidth = Math.floor($width / $scale);
$newheight= Math.floor($height / $scale);
//alert($newwidth+":"+$newheight);
document.write('<img src='+$src+' width='+$newwidth+' height='+$newheight+' >');
}

//Show hide options...
function show_hide_options(refdiv, sign){

	var domItem=document.getElementById(refdiv);

	if(domItem.style.display=='none'){
		for(var i=1; i<=refdiv.substr(1); i++){
			tmp_id=refdiv.substr(0,1)+i;
			document.getElementById(tmp_id).className='showerror';
		}
	if(sign){
		sign.innerHTML=sign.innerHTML.replace('More','Fewer');
		sign.innerHTML=sign.innerHTML.replace('down','up');
		}
	}else{
		for(var i=1; i<=refdiv.substr(1); i++){
			tmp_id=refdiv.substr(0,1)+i;
			document.getElementById(tmp_id).style.display='none';
		}
	if(sign){
		sign.innerHTML=sign.innerHTML.replace('Fewer','More');
		sign.innerHTML=sign.innerHTML.replace('up','down');
		}
	}
}
function show_hide(divid){
if(document.getElementById(divid).style.display=="none"){
	document.getElementById(divid).style.display="";	
}else{
	document.getElementById(divid).style.display="none";
}
}
// Create a div element dynamically, put it inside an element 'e' and also put in some HTML in it..
function create_element(e,html){
var test=document.createElement('div');
document.getElementById(e).appendChild(test);
test.innerHTML=html;
}