function form_test(objects,submitters)
{
	this.checker=function()
	{
		good=0
		total=0
		for(i in objects)
		{
			obj=document.getElementById(objects[i])
			if(obj.value!='')good++;
			total++;
		}

		good=(good!=total);
		for(i in submitters)
		{
			obj=document.getElementById(submitters[i])
			obj.disabled=good;
		}
	}
	this.checker()

	for(i in objects)
	{
		obj=document.getElementById(objects[i])
		obj.onkeyup=this.checker;
		obj.onchange=this.checker;
	}

}