function passwordStrength()
	{
		var elm =  document.getElementById('passwordStrength_');
		var bar = document.getElementById('passwordStrength__');
		var c = [[0,0,0],[255,0,0],[0,0,255],[0,255,0]];
		var w = [25,50,75,100];
		var $ = [elm.value.length>6,elm.value.length>10,elm.value.match(/\d/),elm.value.match(/a-zA-Z/)];
		var p = 0;
		if($[0])
			for($$ in $)
				if($[$$])p++;

		bar.style.backgroundColor = 'rgb('+c[p][0]+','+c[p][1]+','+c[p][2]+')';
		bar.style.width = w[p]+'px';
		return null;
	}