// JavaScript Document
function hideElement(hide, show) {
	//alert('nnnnn');
	document.getElementById(hide).style.display='none';
	
	if (show) {
		
		document.getElementById(show).style.display='';
		document.getElementById(show).focus();
		
	}
	
}

function hideElementIfEmpty(hide, show) {
	
	if (document.getElementById(hide).value == '') {
		
		document.getElementById(hide).style.display='none';
		
		if (show) {
			
			document.getElementById(show).style.display='';
			//document.getElementById(show).focus();
			
		}
	
	}
	
}

function showElement(show) {
	
	if (show) {
		
		document.getElementById(show).style.display='inline';
		
	}
	
}

function clearField(field) {

	document.getElementById(field).value=''
	document.getElementById(field).setAttribute("class", "form_elements");

}

function clearFieldConditional(field) { // only clears field if field value == field id

	var v = document.getElementById(field).value;
	var txt = v.replace(/ /g, "_");
	txt = txt.toLowerCase();

	//alert(txt);
	
	if (v == field || txt == field) {
		
		document.getElementById(field).value=''
	
	}
	
	document.getElementById(field).setAttribute("class", "form_elements");

}


function resetField(field, defaultValue) { // shows default value onBlur if field is empty

	if (document.getElementById(field).value == '') {
		
		document.getElementById(field).value = defaultValue;
	
	}
	
	document.getElementById(field).setAttribute("class", "form_elements_unchanged");

}

function MM_goToURL() { //v3.0

  var i, args=MM_goToURL.arguments; 
  document.MM_returnValue = false;
  for (i=0; i<(args.length-1); i+=2) 
  	eval(args[i]+".location='"+args[i+1]+"'");
  
}