function contentfix(){
	fix_sx = document.getElementById("menuLeft");
	fix_dx = document.getElementById("menuRight");
	fix_centro = document.getElementById("centro");
	fix_bottom = document.getElementById("bottom");
	newTop = 0;
	
	if((fix_centro.offsetHeight > fix_sx.offsetHeight) && (fix_centro.offsetHeight > fix_dx.offsetHeight)){
		newTop = fix_centro.offsetHeight;
	}else{
		if((fix_sx.offsetHeight > fix_centro.offsetHeight) && (fix_sx.offsetHeight > fix_dx.offsetHeight)){
			newTop = fix_sx.offsetHeight;
		}else{
			newTop = fix_dx.offsetHeight;
		}
	}

	if(fix_dx.offsetWidth != 0){
		fix_centro.style.right = 175;
	}
	
	newTop = newTop + 150;
	fix_bottom.style.top = newTop;
}


function doBlink() {
	var blink = document.all.tags("BLINK")
	for (var i=0; i<blink.length; i++)
		blink[i].style.visibility = blink[i].style.visibility == "" ? "hidden" : "" 
}

function startBlink() {
	if (document.all)
		setInterval("doBlink()",500)
}

function validaEmail(email,idErrore)
{
	var EMAIL_reg_exp = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-]{2,})+\.)+([a-zA-Z0-9]{2,})+$/;
	if ((email=="")||(!EMAIL_reg_exp.test(email))) {
		doveErrore = document.getElementById(idErrore);
		doveErrore.innerText = "Attenzione Email non valida";
		return false;
	}
	return true;
}

function start(){
	startBlink();
	contentfix();
}