// inputs text change
function initInputs(){
	var _inputs = document.getElementsByTagName('input');
	var _val = [];
	for(i=0;i<_inputs.length;i++) {
		if (_inputs[i].className.indexOf('txt')!=-1) {
			_val[i] = _inputs[i].value;
			_inputs[i].index = i;
			_inputs[i].onfocus = function(){
				if(_val[this.index] == this.value) this.value = '';
			}
			_inputs[i].onblur = function(){
				if(_val[this.index] == this.value || this.value == '') this.value = _val[this.index];
			}
		}
	}
}

//submit hover code
function initSubmit()
{
	var inputs = document.getElementsByTagName("input");
	for (var i=0; i<inputs.length; i++)  {
		if (inputs[i].className == "submit")  {
			inputs[i].onmouseover = function()
			{
				this.src = this.src.replace(".gif", "-hover.gif");
			}
			inputs[i].onmouseout = function()
			{
				this.src = this.src.replace("-hover.gif", ".gif");
			}
		}
	}
}

// ie6 transparency fix
function fixTrans()
{
	if (typeof document.body.style.maxHeight == 'undefined') {

	var transparentImage = "/static/images/none.gif";
	var imgs = document.getElementsByTagName("img");

	for (i = 0; i < imgs.length; i++)
	{
		if (imgs[i].src.indexOf(transparentImage) != -1)
		{
			return;
		}

		if (imgs[i].src.indexOf(".png") != -1)
			{
				var src = imgs[i].src;
				imgs[i].src = transparentImage;
				imgs[i].runtimeStyle.filter = "progid:DXImageTransform.Microsoft.AlphaImageLoader(src='" + src + "',sizingMethod='scale')";
				imgs[i].style.display = "block";
			}
		}
	}
}

// main page init function
function initPage() {
	fixTrans();
	initSubmit();
	initInputs();
}

if (window.addEventListener) window.addEventListener("load", initPage, false);
else if (window.attachEvent) window.attachEvent("onload", initPage);