function SC(f){
var E=document.forms["MainForm"].elements;
var eR=E["R:"+f];
var eG=E["G:"+f];
var eB=E["B:"+f];
var R=parseInt(eR.value);
var G=parseInt(eG.value);
var B=parseInt(eB.value);
if(isNaN(B)||isNaN(G)||isNaN(R)||R<0||B<0||G<0||R>255||B>255||G>255){
	alert("Error:  Color values must be integers between 0 and 255");
	SCC(f,parseInt(E["FieldID:"+f+"=RGB"].value.substring(1,7),16));
}else{
	var V=hb(R)+hb(G)+hb(B);
	eR.value=R;
	eG.value=G;
	eB.value=B;
	document.images["Colour:"+f].src=("/__Color/"+V+"?Width=40&Height=40");
	E["FieldID:"+f+"=RGB"].value="#"+V;
}
}

function SCC(f,v){
var E=document.forms["MainForm"].elements;
E["R:"+f].value=((v&0xFF0000) >> 16);
E["G:"+f].value=((v&0x00FF00) >> 8);
E["B:"+f].value=(v&0x0000FF);
SC(f);
}

function hb(n){
var hd=new Array("0","1","2","3","4","5","6","7","8","9","A","B","C","D","E","F");
return (hd[(n&0xF0)>>4]+hd[n&0x0F]);
}