function cargaMunicipios(select)

{

	document.getElementById("resultados").innerHTML="";

	var option=select.options[select.selectedIndex];

	

	var post=select.name+"="+select.value; 

	var zoom;

	(select.name=="departamento") ? zoom=7 : zoom=13;

	

	map.setCenter(new GLatLng(option.getAttribute("latitude"),option.getAttribute("longitude")), zoom);

	 

	if(select.name=="departamento")

	{

		ajax=creaAJAX();

		ajax.open("POST", "ajax.php?obtieneMunicipios",true);

		ajax.setRequestHeader("Content-Type", "application/x-www-form-urlencoded");

		ajax.send(post);

		

		ajax.onreadystatechange=function(){

			if(ajax.readyState==4){

				

				var respuesta=ajax.responseText;

				

				document.getElementById("municipios").innerHTML=respuesta;

				

				

			}

		}

	}

}





/*CREACION DEL OBJETO AJAX*/

function creaAJAX(){

	var xhr = false;

  	if(window.XMLHttpRequest){

    	xhr = new XMLHttpRequest();

  	}else if(window.ActiveXObject){

    		try{

      		xhr = new ActiveXObject("Msxml2.XMLHTTP");

      		}catch(e){

      			try{

        			xhr = new ActiveXObject("Microsoft.XMLHTTP");

      				}catch(e){

        				xhr = false;

      				}

    		}

  	}

  	return xhr;

}



function buscar() 

{

	var key = document.getElementById("clave").value.toLowerCase();



	var b=document.getElementById("resultados");

	

	b.innerHTML="";

	

	var div="<div id='in'>";

	

	for(var i=0;i<marks.length;i++)

	{

		if(marks[i].descripcion.toLowerCase().match(key))

		{

			div+="<a id='"+i+"' href='javascript:map.setCenter(new GLatLng("+marks[i].latitude+", "+marks[i].longitude+"),17)'><table width='95%' border='0' cellspacing='0' cellpadding='0'> <tr> <td><img src='images/icon.png' width='26' height='24' /></td> <td class='tit_encontrados_azul'>"+marks[i].descripcion+"</td> </tr> </table></a> ";

					

		}

	}

	div+="</div>";

	

	b.innerHTML+=div; 

	

}