function validatephone(xxxxx) {
	 var maintainplus = '';
 	var numval = xxxxx.value
 	if ( numval.charAt(0)=='+' ){ var maintainplus = '+';}
 	curphonevar = numval.replace(/[\\A-Za-w!"£$%^&*+_={};:'@#~,¦\/<>?|`¬\]\[]/g,'');
 	xxxxx.value = maintainplus + curphonevar;
 	var maintainplus = '';
 	xxxxx.focus;
}