function genHex(){
	/* Source: http://technet.opalservers.co.uk/programming/javascript/javascript-random-hex-code-function/ */
    var colours = new Array("0","1","2","3","4","5","6","7","8","9","a","b","c","d","e","f");
    digit = new Array(5);
    colour="";
    for (i=0;i<6;i++){
        digit[i]=colours[Math.round(Math.random()*14)];
        colour = colour+digit[i];
    }
    return colour;
}

function clearBox(txtObj,checkText) {
	if (txtObj.value == checkText) {
		txtObj.value = "";
	}
	else if(txtObj.value == "") {
		txtObj.value = checkText;
	}
}