window.onload = init;


	function init(){
		initRollovers();
	}

/*------------------------------------------------------------------------------
	img rollover
------------------------------------------------------------------------------*/

	
	function initRollovers() {		
		if (!document.getElementById) return
		
		var aPreLoad = new Array();
		var sTempSrc;
		var aImages = document.getElementsByTagName('img');
	
		for (var i = 0; i < aImages.length; i++) {		
			if (aImages[i].className == 'imgOver') {
				var src = aImages[i].getAttribute('src');
				var ftype = src.substring(src.lastIndexOf('.'), src.length);
				var hsrc = src.replace(ftype, '_o'+ftype);
	
				aImages[i].setAttribute('hsrc', hsrc);
				
				aPreLoad[i] = new Image();
				aPreLoad[i].src = hsrc;
				
				aImages[i].onmouseover = function() {
					sTempSrc = this.getAttribute('src');
					this.setAttribute('src', this.getAttribute('hsrc'));
				}	
				
				aImages[i].onmouseout = function() {
					if (!sTempSrc) sTempSrc = this.getAttribute('src').replace('_o'+ftype, ftype);
					this.setAttribute('src', sTempSrc);
				}
			}
		}
	}
	


/*------------------------------------------------------------------------------
	Clear value handler
------------------------------------------------------------------------------*/

var Handler = {
  clearedOnce : false,
  clear : function ( field ) {
    if (this.clearedOnce == false) {
      field.value = '';
      this.clearedOnce = true;
    }
  }
}