function captionUpdate(blip, caption)
{
	
	html = "<form action='/blip/update/" + blip +"' method=post name='captionform'>";
	html += "<textarea id='captionedit' name='captionedit' maxlength=50 onKeyDown='limitText(this,50);' onKeyUp='limitText(this,50)'>" + caption + "</textarea>";
	html += "</form>";
	html += "<div class='user_button'>";
	html += "<a class='button' href='javascript:document.captionform.submit();'>Update Caption</a>";
	html += "</div>";
	html += "<a class='cancelink' href='/blip/view/" + blip + "'>Cancel</a>";
	
	
	document.getElementById('captioncontainer').innerHTML = html;
	
	

}



function limitText(limitField, limitNum) {
    if (limitField.value.length > limitNum) {
        limitField.value = limitField.value.substring(0, limitNum);
    } 
}