var checkboxHeight = "25";
var radioHeight = "25";
var selectWidth = "190";


/* No need to change anything after this */


document.write('<style type="text/css">input.styled { display: none; } select.styled { position: relative; width: ' + selectWidth + 'px; opacity: 0; filter: alpha(opacity=0); z-index: 5; } .disabled { opacity: 0.5; filter: alpha(opacity=50); }</style>');

var Custom = {
  init: function() {
    var inputs = document.getElementsByTagName("input"), span = Array(), textnode, option, active;
    for(a = 0; a < inputs.length; a++) {
    if((inputs[a].type == "checkbox" || inputs[a].type == "radio") && inputs[a].className.search(/^styled/) != -1) {
        span[a] = document.createElement("span");
        /*span[a].className = inputs[a].type;*/
        span[a].className = inputs[a].type + inputs[a].className.replace(/^styled/, "");
        
        if(inputs[a].checked == true) {
          if(inputs[a].type == "checkbox") {
            position = "0 -" + (checkboxHeight*2) + "px";
            span[a].style.backgroundPosition = position;
          } else {
            position = "0 -" + (radioHeight*2) + "px";
            span[a].style.backgroundPosition = position;
          }
        }
        inputs[a].parentNode.insertBefore(span[a], inputs[a]);
        inputs[a].onchange = Custom.clear;
        if(!inputs[a].getAttribute("disabled")) {
          span[a].onmousedown = Custom.pushed;
          span[a].onmouseup = Custom.check;
        } else {
          span[a].className = span[a].className += " disabled";
        }
      }
    }
    inputs = document.getElementsByTagName("select");
    for(a = 0; a < inputs.length; a++) {
      if(inputs[a].className.search(/^styled/) != -1) {
        option = inputs[a].getElementsByTagName("option");
        active = option[0].childNodes[0].nodeValue;
        textnode = document.createTextNode(active);
        for(b = 0; b < option.length; b++) {
          if(option[b].selected == true) {
            textnode = document.createTextNode(option[b].childNodes[0].nodeValue);
          }
        }
        span[a] = document.createElement("span");
        span[a].className = "select";
        span[a].id = "select" + inputs[a].name;
        span[a].appendChild(textnode);
        inputs[a].parentNode.insertBefore(span[a], inputs[a]);
        if(!inputs[a].getAttribute("disabled")) {
          inputs[a].onchange = Custom.choose;
        } else {
          inputs[a].previousSibling.className = inputs[a].previousSibling.className += " disabled";
        }
      }
    }
    document.onmouseup = Custom.clear;
  },
  pushed: function() {
    element = this.nextSibling;
    if(element.checked == true && element.type == "checkbox") {
      this.style.backgroundPosition = "0 -" + checkboxHeight*3 + "px";
    } else if(element.checked == true && element.type == "radio") {
      this.style.backgroundPosition = "0 -" + radioHeight*3 + "px";
    } else if(element.checked != true && element.type == "checkbox") {
      this.style.backgroundPosition = "0 -" + checkboxHeight + "px";
    } else {
      this.style.backgroundPosition = "0 -" + radioHeight + "px";
    }
  },
  check: function() {
    element = this.nextSibling;
    if(element.checked == true && element.type == "checkbox") {
      this.style.backgroundPosition = "0 0";
      element.checked = false;
    } else {
      if(element.type == "checkbox") {
        this.style.backgroundPosition = "0 -" + checkboxHeight*2 + "px";
      } else {
        this.style.backgroundPosition = "0 -" + radioHeight*2 + "px";
        group = this.nextSibling.name;
        inputs = document.getElementsByTagName("input");
        for(a = 0; a < inputs.length; a++) {
          if(inputs[a].name == group && inputs[a] != this.nextSibling) {
            inputs[a].previousSibling.style.backgroundPosition = "0 0";
          }
        }
      }
      element.checked = true;
    }
  },
  clear: function() {
    inputs = document.getElementsByTagName("input");
    for(var b = 0; b < inputs.length; b++) {
      if(inputs[b].type == "checkbox" && inputs[b].checked == true && inputs[b].className.search(/^styled/) != -1) {
        inputs[b].previousSibling.style.backgroundPosition = "0 -" + checkboxHeight*2 + "px";
      } else if(inputs[b].type == "checkbox" && inputs[b].className.search(/^styled/) != -1) {
        inputs[b].previousSibling.style.backgroundPosition = "0 0";
      } else if(inputs[b].type == "radio" && inputs[b].checked == true && inputs[b].className.search(/^styled/) != -1) {
        inputs[b].previousSibling.style.backgroundPosition = "0 -" + radioHeight*2 + "px";
      } else if(inputs[b].type == "radio" && inputs[b].className.search(/^styled/) != -1) {
        inputs[b].previousSibling.style.backgroundPosition = "0 0";
      }
    }
  },
  choose: function() {
    option = this.getElementsByTagName("option");
    for(d = 0; d < option.length; d++) {
      if(option[d].selected == true) {
        document.getElementById("select" + this.name).childNodes[0].nodeValue = option[d].childNodes[0].nodeValue;
      }
    }
  }
}
window.onload = Custom.init;