function sendAJAXRequest(field)
{

		var cities = document.getElementById(field);
		var country = document.getElementById("country");
		document.getElementById('Activity').style.visibility = "visible";
			//alert(cities.length);
			var city_len = cities.length;
			
			
			
			if(cities.selectedIndex != -1)
			{cities.remove(cities.selectedIndex);}
			
		    $.post(
                "doajaxgetcities.php",
                {
                    country: country.value
                },
                function( data, status ) {
				var CitiesArr = data.header.split("|");
					for(i=city_len;i>0;i--)
					{
						cities.remove(i);
						//alert("length: "+city_len+" - Index: "+i);
					}
					if(cities.selectedIndex != -1)
					cities.remove(cities.selectedIndex);
					
						//for(k=0;k<CitiesArr.length-1;k++)
//						{
//							city = document.createElement('option');
//							city.text = CitiesArr[k];
//							city.value= CitiesArr[k];
//							cities.add(city, k);
//						}
						city = document.createElement('option');
						for(k=0;k<CitiesArr.length-1;k++)
						{
							var myOption = city.cloneNode(false);
							//myOption.text = CitiesArr[k];
							myOption.value = CitiesArr[k];
							//cities.add(city, k);
							myOption.appendChild(document.createTextNode(CitiesArr[k]));
							cities.appendChild(myOption);
						}
						cities.style.width = "150";
						document.getElementById('Activity').style.visibility = "hidden";
						//$( '#header' ).html( data.header );
						//$( '#content' ).html( data.content );

                },
                'json'
            );
			
}// JavaScript Document