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_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 inputPlaceholder(input, color) {

    if (!input) return null;

    var detect = navigator.userAgent.toLowerCase();
    if (detect.indexOf("safari") > 0) {

        input.onblur = function() {
            if (!input.value)
            { input.value = input.getAttribute("placeholder"); }
        }

        input.onfocus = function() {
            if (input.value == input.getAttribute("placeholder"))
            { input.value = ''; }
        }

        return input;

    }

    /**
    * Webkit browsers already implemented placeholder attribute.
    * This function useless for them.
    */
    if (input.placeholder && 'placeholder' in document.createElement(input.tagName)) return input;

    var placeholder_color = color || '#b5b5b5';
    var default_color = input.style.color;
    var italic_style = "italic";
    var normal_style = "normal";

    var placeholder = input.getAttribute('placeholder');

    if (input.value === '' || input.value == placeholder) {
        input.value = placeholder;
        input.style.color = placeholder_color;
        input.style.fontStyle = normal_style;
    }

    var add_event = /*@cc_on'attachEvent' || @*/'addEventListener';

    input[add_event](/*@cc_on'on' + @*/'focus', function() {
        input.style.color = default_color;
        input.style.fontStyle = normal_style;
        if (input.value == placeholder) {
            input.value = '';
        }
    }, false);

    input[add_event](/*@cc_on'on' + @*/'blur', function() {
        if (input.value === '') {
            input.value = placeholder;
            input.style.fontStyle = normal_style;
            input.style.color = placeholder_color;
        } else {
            input.style.color = default_color;
        }
    }, false);

    input.form && input.form[add_event](/*@cc_on'on' + @*/'submit', function() {
        if (input.value == placeholder) {
            input.value = '';
        }
    }, false);

    return input;
}