function myDisplay(z,myswitch)
{
	var v = document.myform.field.value;
	var w = new getObj(myswitch);
	var x = new getObj("trnbx");
	var yn= "trnbx-"+myswitch;
	var y = new getObj(yn);
		if (z == 1) {
		x.style.visibility = 'visible';
		w.style.opacity = 1;
 		w.style.filter='alpha(opacity=100)';   
		y.style.display = "block";
		} else {
		x.style.visibility = 'hidden';
		y.style.display = "none";
		if (v==0) {
		w.style.opacity = Number(z);
		w.style.filter='alpha(opacity=' + 100*(Number(z)) + ')';    
		} else if (((myswitch=="art")&&(v!=1))||((myswitch=="community")&&(v!=2))||((myswitch=="company")&&(v!=3))||((myswitch=="other")&&(v!=4))) {
		w.style.opacity = Number(z);
		w.style.filter= 'alpha(opacity=' + 100*(Number(z)) + ')';    
		} else if ((myswitch!="art")&&(myswitch!="community")&&(myswitch!="company")&&(myswitch!="other")) {
		w.style.opacity = Number(z);
		w.style.filter='alpha(opacity=' + 100*(Number(z)) + ')';    
		}
		}

}

function myClick(z,myswitch)
{
	var v = document.myform.field.value;
	var w = new getObj(myswitch);
	var yn = "my"+myswitch;
	var y = new getObj(yn);
	var a = new getObj("myart");
	var b = new getObj("mycommunity");
	var c = new getObj("mycompany");
	var d = new getObj("myother");
	a.style.display = "none";
	b.style.display = "none";
	c.style.display = "none";
	d.style.display = "none";
	if ((v==0)||(z!=v)) {
	y.style.display = "block";
	document.myform.field.value=z;
	if (v==1) {
	var e = new getObj("art");
	} else if (v==2) {
	var e = new getObj("community");
	} else if (v==3) {
	var e = new getObj("company");
	} else if (v==4) {
	var e = new getObj("other");
	}
	if (v!=0) {
		e.style.opacity = 0.4;
		e.style.filter='alpha(opacity=40)';    
	}
	} else {
	document.myform.field.value=0;
	}
}

function getObj(name)
{
  if (document.getElementById)
  {
  	this.obj = document.getElementById(name);
	this.style = document.getElementById(name).style;
  }
  else if (document.all)
  {
	this.obj = document.all[name];
	this.style = document.all[name].style;
  }
  else if (document.layers)
  {
   	this.obj = document.layers[name];
   	this.style = document.layers[name];
  }
}