/* 
  ##########################################################################################################

	RamonPage.com - Web na ponta do lápis
	Javascript functions by Ramon Bispo (Page) 
	Rio de Janeiro, Brazil | August, 2006 | All Rights reserved

	General scripts
	Last update: 2006-11-04

  ########################################################################################################### 

*/

function addLoadEvent(func) {
 if (!document.getElementById | !document.getElementsByTagName) return
  	var oldonload=window.onload;
  if (typeof window.onload != 'function') { 
	window.onload=func;
  } else {
    window.onload=function() { 
		oldonload(); 
		func();
    }
  }
}

function check_search() {
	if (document.getElementById('s').value == "") {
		window.alert("Digite algo para efetuar a busca.");
		return false;
	} else {
		return true;
	}
}

function check_comment() {
	if (document.getElementById('author').value == "") {
		window.alert("Digite seu nome.");
		return false;
	} else if (!(/^[a-z0-9\._-]+@+[a-z0-9\._-]+\.+[a-z]{2,4}$/.test(document.getElementById('email').value))) {
		window.alert("Digite um email válido.");
		return false;
	} else if (document.getElementById('comment').value == "") {
		window.alert("Digite seu comentário.");
		return false;
	} else {
		return true;
	}
}

function leftAlign() { 
	var elements = document.getElementsByTagName("p"); 
	for(var i = 0; i < elements.length; i++) { 
		elements.item(i).style.textAlign = "left"; 
	}
}

function justifyAlign() { 
	var elements = document.getElementsByTagName("p"); 
	for(var i = 0; i < elements.length; i++) { 
		elements.item(i).style.textAlign = "justify"; 
	}
}

function normalText() { 
	var elements = document.getElementsByTagName("p"); 
	for(var i = 0; i < elements.length; i++) { 
		elements.item(i).style.fontSize = "1em"; 
	}
}

function largeText() { 
	var elements = document.getElementsByTagName("p"); 
	for(var i = 0; i < elements.length; i++) { 
		elements.item(i).style.fontSize = "1.4em"; 
	}
}


window.onload = function() {
  setImageDropShadow('shadow','img');
};