var bro;

function bro_sn() {
	if (navigator.userAgent.indexOf('Opera')!=-1 && document.getElementById) { 
		bro='OP'; 
	} else if (document.all) { 
		bro='IE'; 
	} else if (document.layers) { 
		bro='NN'; 
	} else if (!document.all && document.getElementById) { 
		bro='MO'; 
	} else { 
		bro = 'IE'; 
	}
}


bro_sn();

function ChgCtn(id, str) {
	if (bro=='IE') {
		document.all[id].innerHTML = str;
	}
	if (bro=='NN') { 
		document.layers[id].document.open();
		document.layers[id].document.write(str);
		document.layers[id].document.close();
	}
	if (bro=='MO' || bro=='OP') {
		document.getElementById(id).innerHTML = str;
	}
}

function SHLayer(id){
	
	try { 
	
	if (bro=='IE') { document.all[id].style.visibility='hidden'; }
	if (bro=='NN') { document.id.visibility='hidden'; }
	if (bro=='MO' || bro=='OP') { document.getElementById(id).style.visibility='hidden'; }
	
	document.getElementById(id).style.display='none';

	} catch(e) {}
}

function SWLayer(id){
	
	try { 
	
	if (bro=='IE') { document.all[id].style.visibility='visible'; }
	if (bro=='NN') { document.id.visibility='visible'; }
	if (bro=='MO' || bro=='OP') { document.getElementById(id).style.visibility='visible'; }
	
	document.getElementById(id).style.display='block';
	
	} catch(e) {}
}

function SwitchVis(id) {
	var dv=document.getElementById(id);
	if(dv.style.visibility=='hidden') {
		SWLayer(id);
	} else {
		SHLayer(id);
	}
}

function xhr() {
	if (window.XMLHttpRequest) {
		return new XMLHttpRequest();
	} else if(window.ActiveXObject) {
		return new ActiveXObject("Microsoft.XMLHTTP");
	} else {
		document.getElementById('stp').innerHTML = 'Internet Explorer is bad. Use Firefox.';
	}
}

function push_rid(rid,r_name) {
	var frid=document.getElementById('stpfrm');
	frid.RID1.value=rid;
	frid.s_r_name.value=r_name;
}

function shift_rid() {
	var frid=document.getElementById('stpfrm');
	frid.RID1.value='';
	frid.s_r_name.value='';
}

function DoV(v) {
	document.getElementById('vt').v.value=v;
	if( v==1) { document.getElementById('vyn1').src='./i/vy1.png'; } else { document.getElementById('vyn1').src='./i/vn1.png'; }
	if( v==2) { document.getElementById('vyn2').src='./i/vy2.png'; } else { document.getElementById('vyn2').src='./i/vn2.png'; }
	if( v==3) { document.getElementById('vyn3').src='./i/vy3.png'; } else { document.getElementById('vyn3').src='./i/vn3.png'; }
	if( v==4) { document.getElementById('vyn4').src='./i/vy4.png'; } else { document.getElementById('vyn4').src='./i/vn4.png'; }
	if( v==5) { document.getElementById('vyn5').src='./i/vy5.png'; } else { document.getElementById('vyn5').src='./i/vn5.png'; }
	document.getElementById('vt').submit();
}

function sls(n) {
	for (var i=0; i < 6;i++) {
		if(i==n) {
			document.getElementById('vyn'+i).src='./i/vy'+i+'.png';
		} else {
			document.getElementById('vyn'+i).src='./i/vn'+i+'.png';
		}
	}
}

function cpvl(id_source,id_dest) {
	document.getElementById(id_dest).value=document.getElementById(id_source).value;
	return false;
}