var replaceImg=function()
{
	this.oImg=this.src;
	if(this.oImg.indexOf('_on.gif')==-1)
	{
		this.src=this.oImg.replace('.gif','_on.gif');
	}
}
var backImg=function()
{
	this.src=this.oImg;
}
var allImg=document.getElementById('Top').getElementsByTagName('img');
for(i=0,max=allImg.length;i<max;i++)
{
	allImg[i].onmouseover=replaceImg;
	allImg[i].onmouseout=backImg;
}

var field=document.getElementById('Subscription').getElementsByTagName('input')[0];
field.oV=field.value;
field.onfocus=function()
{
	if(this.oV==this.value) this.value='';
}
field.onblur=function()
{
	if(this.value=='') this.value=this.oV;
}