function cm_bwcheck(){
this.ver=navigator.appVersion;this.agent=navigator.userAgent.toLowerCase();this.dom=document.getElementById?1:0;
this.ns4=(!this.dom && document.layers)?1:0;this.op=window.opera;this.moz=(this.agent.indexOf("gecko")>-1 || window.sidebar);this.ie=this.agent.indexOf("msie")>-1 && !this.op;
if(this.op){this.op5=(this.agent.indexOf("opera 5")>-1 || this.agent.indexOf("opera/5")>-1);this.op6=(this.agent.indexOf("opera 6")>-1 || this.agent.indexOf("opera/6")>-1);this.op7=this.dom&&!this.op5&&!this.op6;
}else if(this.moz) this.ns6=1;
else if(this.ie){
	this.ie4=!this.dom && document.all;this.ie5=(this.agent.indexOf("msie 5")>-1);this.ie55=(this.ie5 && this.agent.indexOf("msie 5.5")>-1);this.ie6=this.dom && !this.ie4 && !this.ie5 && ! this.ie55;}
this.mac=(this.agent.indexOf("mac")>-1);this.bw=(this.ie6 || this.ie5 || this.ie4 || this.ns4 || this.ns6 || this.op5 || this.op6 || this.op7);this.usedom= this.ns6||this.op7;this.reuse=this.ie||this.op7||this.usedom;this.px=this.dom&&!this.op5?"px":"";
return this;}
var bw=new cm_bwcheck();
function menuOn(obj, bgcolor){obj.style.backgroundColor=bgcolor;if(bw.ie){obj.style.cursor='hand';}else{obj.style.cursor='pointer';}}
function menuOff(obj, bgcolor){obj.style.backgroundColor=bgcolor;obj.style.cursor='pointer';}
var cleared = 0;
function clearField(field) { if (cleared != 1) { field.value = ""; cleared = 1;	} else { cleared = 0 } }