function clearInitialValue(obj,txt){
	obj.style.background = '#fff url(/images/layout/blank.gif) no-repeat center';
}

function restoreInitialValue(obj,txt){
	if(obj.value == '')obj.style.background = 'transparent url(/images/layout/'+txt+'.gif) no-repeat center';
}

function checkKey(evt){
	key=isIE?event.keyCode:evt.which;
	shift=isIE?event.shiftKey:evt.shiftKey;
	if(key==13){
		if(document.loginForm.login.value != '' || document.loginForm.senha.value != '') submitLoginForm();
	}
}

function init(){
	d=document;
	d.oncontextmenu=function(){return false};
	d.onselectstart=function(){if(isIE&&event.srcElement.type!='text')return false};
	d.onkeydown=checkKey;
	aEls = d.getElementsByTagName('A');
	for(var i=0;i<aEls.length;i++)aEls[i].onfocus=function(){if(this.blur)this.blur()}
	for(var i in d.links)d.links[i].onfocus=function(){if(this.blur)this.blur()}
	try{
		d.getElementById('login').style.background = 'transparent url(/images/layout/login.gif) no-repeat center';
		d.getElementById('senha').style.background = 'transparent url(/images/layout/senha.gif) no-repeat center';
		d.getElementById('login').blur();
		d.getElementById('senha').blur();
	}
	catch(e){}
	try{
		document.mailForm.subject.focus();
	}
	catch(e){}
	try{
		document.cadastroForm.nome.focus();
	}
	catch(e){}
}

window.onload = init;