function setMaxLength(){
	var x = document.getElementsByTagName('textarea');
	var counter = document.createElement('div');
	counter.className = 'ten_px';
	for(var i=0;i<x.length;i++){
		if(x[i].getAttribute('maxlength')){
			var counterClone = counter.cloneNode(true);
			counterClone.relatedElement = x[i];
			counterClone.innerHTML = '<span>0</span>/'+x[i].getAttribute('maxlength');
			x[i].parentNode.insertBefore(counterClone,x[i].nextSibling);
			x[i].relatedElement = counterClone.getElementsByTagName('span')[0];
			x[i].onkeyup = x[i].onchange = checkMaxLength;
			x[i].onkeyup();
		}
	}
}

function textareaSetMaxLength(t){
	var counter = document.createElement('div');
	counter.className = 'ten_px';
	if(t.getAttribute('maxlength')){
		var counterClone = counter.cloneNode(true);
		counterClone.relatedElement = t;
		counterClone.innerHTML = '<span>0</span>/'+t.getAttribute('maxlength');
		t.parentNode.insertBefore(counterClone,t.nextSibling);
		t.relatedElement = counterClone.getElementsByTagName('span')[0];
		t.onkeyup = t.onchange = checkMaxLength;
		t.onkeyup();
	}
}

function checkMaxLength(){
	var maxLength = this.getAttribute('maxlength');
	var currentLength = this.value.length;
	if(currentLength > maxLength) this.value = this.value.substring(0, maxLength);
	this.relatedElement.firstChild.nodeValue = this.value.length;
}