// JavaScript Document
var items = new Array("ep_450","pro_3150","pro_1150","pro_5150","dtr_620","m_200","m_400","repetidoras","vertex");

window.onload = function(){
	var i = 0;
	while(i<items.length){
		if(getQuery("area") == items[i]){
			exibeDiv(items[i]);
		}
		i= i+1;
	}
}



function exibeDiv(div) {
	var divs = document.getElementsByTagName('div');
    for (var i = 0; i < divs.length; i++) {
            if (divs[i].className == "divShow") {
                divs[i].className = "divHidden";
            }
        }
        document.getElementById(div).className = "divShow";
    }
	
function exibeImg(div) {
	var divs = document.getElementsByTagName('img');
    for (var i = 0; i < divs.length; i++) {
            if (divs[i].className == "divShow") {
                divs[i].className = "divHidden";
            }
        }
        document.getElementById(div).className = "divShow";
		
		
    }
	
function getQuery(area){
	var query = window.location.search.substring(1);
	var vars = query.split("&");
	for (var i=0;i<vars.length;i++) { 
		var parte = vars[i].split("=");
		if (parte[0] == area) {
			return parte[1];
		}
	}
}