function setBlock(dspobj){

	old_block = document.getElementById("display_block").value;

	if (old_block != ''){
		document.getElementById(old_block).style.display = "none";
	}

	if (dspobj != old_block){
		document.getElementById(dspobj).style.display = "inline";
		document.getElementById("display_block").value = dspobj;
	} else {
		document.getElementById("display_block").value = "";
	}

}

function searchArea() {
	var areaID = $F('areaid');
	var pars = 'area=' + areaID;

	var myAjax = new Ajax.Request(
		'getStateByAreaID.php',
		{
			method: 'post',
			parameters: pars,
			onComplete: setStateOptions
		}
	);
}

function setStateOptions(orgRequest) {
	var res = decodeURIComponent(orgRequest.responseText);
	var row = res.split("\n");

	for (i = 0; i < (row.length - 1); i++) {
		var col = row[i].split(",");
		document.entryform.stateid.options[i] = new Option(col[1], col[0]);
	}

	document.entryform.stateid.length = i;
}