// JavaScript Document

function techDB(id){
	
	var elmCert = document.getElementById? document.getElementById('techCertifikace'): document.all? document.all['techCertifikace']: null;
	var elmNavod = document.getElementById? document.getElementById('techNavod'): document.all? document.all['techNavod']: null;
	var elmDok = document.getElementById? document.getElementById('techDokumentace'): document.all? document.all['techDokumentace']: null;
	
	var elmDIVCert = document.getElementById? document.getElementById('certifikat'): document.all? document.all['certifikat']: null;
	var elmDIVNavod = document.getElementById? document.getElementById('navod'): document.all? document.all['navod']: null;
	var elmDIVDok = document.getElementById? document.getElementById('dokumentace'): document.all? document.all['dokumentace']: null;
	
	
	//vynulovani obrazku
    if(elmCert)elmCert.src = './pictures/prepinac_certifikace.png';
	if(elmNavod)elmNavod.src = './pictures/prepinac_navod.png';
	if(elmDok) elmDok.src = './pictures/prepinac_dokumentace.png';
	
	//aktivace tlacitka
	if(id == 'techCertifikace') elmCert.src = './pictures/prepinac_certifikace_ac.png';
	if(id == 'techNavod') elmNavod.src = './pictures/prepinac_navod_ac.png';
	if(id == 'techDokumentace') elmDok.src = './pictures/prepinac_dokumentace_ac.png';
	
	//skryti divu
	elmDIVCert.setAttribute("class", "div_hide");//FF 
	elmDIVCert.setAttribute("className", "div_hide");//IE
	
	elmDIVNavod.setAttribute("class", "div_hide");//FF 
	elmDIVNavod.setAttribute("className", "div_hide");//IE
	
	elmDIVDok.setAttribute("class", "div_hide");//FF 
	elmDIVDok.setAttribute("className", "div_hide");//IE
	
	//zobrazeni divu
	if(id == 'techCertifikace'){
		elmDIVCert.setAttribute("class", "div_show");//FF 
		elmDIVCert.setAttribute("className", "div_show");//IE
		//setSession('ajax.php?vyrobekDokumenty=certifikace');
	}
	
	if(id == 'techNavod'){
		elmDIVNavod.setAttribute("class", "div_show");//FF 
		elmDIVNavod.setAttribute("className", "div_show");//IE
		//setSession('ajax.php?vyrobekDokumenty=navod');
	}
	
	if(id == 'techDokumentace'){
		elmDIVDok.setAttribute("class", "div_show");//FF 
		elmDIVDok.setAttribute("className", "div_show");//IE
		//setSession('ajax.php?vyrobekDokumenty=dokumentace');
	}
	
	
}

function typyPrep(id){
	
	var elmText = document.getElementById? document.getElementById('prepinacText'): document.all? document.all['prepinacText']: null;
	var elmObrazek = document.getElementById? document.getElementById('prepinacObrazek'): document.all? document.all['prepinacObrazek']: null;
	
	
	var elmDIVText = document.getElementById? document.getElementById('div_text'): document.all? document.all['div_text']: null;
	var elmDIVObrazek = document.getElementById? document.getElementById('div_obrazek'): document.all? document.all['div_obrazek']: null;
	
	
	//vynulovani obrazku
	elmText.src = './pictures/prepinac_text.png';
	elmObrazek.src = './pictures/prepinac_obr.png';
	
	//aktivace tlacitka
	if(id == 'prepinacText') elmText.src = './pictures/prepinac_text_ac.png';
	if(id == 'prepinacObrazek') elmObrazek.src = './pictures/prepinac_obr_ac.png';
	
	
	//skryti divu
	elmDIVText.setAttribute("class", "div_hide");//FF 
	elmDIVText.setAttribute("className", "div_hide");//IE
	
	elmDIVObrazek.setAttribute("class", "div_hide");//FF 
	elmDIVObrazek.setAttribute("className", "div_hide");//IE
	
	
	//zobrazeni divu
	if(id == 'prepinacText'){
		elmDIVText.setAttribute("class", "div_show");//FF 
		elmDIVText.setAttribute("className", "div_show");//IE
		setSession('ajax.php?vyrobekTextObrazek=text');		
	}
	
	if(id == 'prepinacObrazek'){
		elmDIVObrazek.setAttribute("class", "div_show");//FF 
		elmDIVObrazek.setAttribute("className", "div_show");//IE
		setSession('ajax.php?vyrobekTextObrazek=obrazek');
	}	
}

// nastaveni SESSION
function setSession(adresa){
		
	//nahrani do session
	var http_request = false;
	
	if(window.XMLHttpRequest){ // Mozilla, Safari,...
		http_request = new XMLHttpRequest();
	}else if(window.ActiveXObject){ // IE
		try{
			http_request = new ActiveXObject("Msxml2.XMLHTTP");
		}catch(e){
			try{
				http_request = new ActiveXObject("Microsoft.XMLHTTP");
			}catch(e){}
		}
	}
	
	if (!http_request){
		return false;
	}
	
	http_request.open('GET', adresa, true);
	http_request.send(null);
}