var imagesToLoad = Array("images/_startpage/endereco.gif","images/_startpage/botao_entrar_normal.gif","images/_startpage/botao_entrar_over.gif", "images/_startpage/botao_flash_over.gif", "images/_startpage/botao_flash_normal.gif","images/_startpage/botao_acrobat_over.gif","images/_startpage/botao_acrobat_normal.gif", "images/_startpage/logo.gif");

 function preloadimages(images) {
	var len = images.length;
	var tmp;
	for (i=0; i<len; i++) {
		tmp = new Image();
		tmp.src = images[i];
	}
}


 function entrou_botao_entrada() { 
	document.getElementById('entrar').src="images/_startpage/botao_entrar_over.gif";
}


 function saiu_botao_entrada()  { 
	document.getElementById('entrar').src="images/_startpage/botao_entrar_normal.gif";
}


 function entrou_botao_pdf() {
	document.getElementById('pdf').src="images/_startpage/botao_pdf_over.gif";
}


 function saiu_botao_pdf() {
	document.getElementById('pdf').src="images/_startpage/botao_pdf_normal.gif";
}


 function entrou_botao_flash() {
	document.getElementById('flash').src="images/_startpage/botao_flash_over.gif";
}


 function saiu_botao_flash() {
	document.getElementById('flash').src="images/_startpage/botao_flash_normal.gif";
}

 function entrou_botao_acrobat() {
	document.getElementById('acrobat').src="images/_startpage/botao_acrobat_over.gif";
}


 function saiu_botao_acrobat() {
	document.getElementById('acrobat').src="images/_startpage/botao_acrobat_normal.gif";
}

function openSite(){
	var win, name, features, ref, top, left;
	if(screen.width == 1024){
		top = 0;
		left = 0;
	}else{
		top = parseInt(screen.availHeight - 680) / 2;
		left = parseInt(screen.availWidth - 1014) / 2;
	}
	win = "1digital.html";
	name = "1digital";
	features = "width="+ "1014"  +", height="+ "680" +", top="+top+", left="+left+", scrollbars=no";
	ref = window.open(win, name, features);
	ref.focus();
}