function showhide(obj,low,high,gid){

	hideall(low,high,gid);
	el = document.getElementById(obj);
	if(el.style.display == 'block')
		document.getElementById(obj).style.display = 'none';
	else
		document.getElementById(obj).style.display = 'block';
		
	var act = obj.substring(3,obj.indexOf("_"))-0;
	
	for (i=low; i<=high; i++){
		if(i == act){
			document.getElementById('blk'+i+'_'+gid+'hd').className = 'hdgb';
		} else {
			document.getElementById('blk'+i+'_'+gid+'hd').className = 'hdgg';
		}
	}
}

function hideall(low, high, gid){
	for (i=low; i<=high; i++){
		eval("el = document.getElementById('blk"+i+"_"+gid+"');");
		if(el != 'undefined'){
			el.style.display = 'none';
		}
	}
}

function validateField(fieldId, fieldBoxId, fieldType, required){
	fieldBox = document.getElementById(fieldBoxId);
	fieldObj = document.getElementById(fieldId);

	if(fieldType == 'text'  ||  fieldType == 'textarea'  ||  fieldType == 'password'  ||  fieldType == 'file'  ||  fieldType == 'phone'  || fieldType == 'website'){	
		if(required == 1 && fieldObj.value == ''){
			fieldObj.setAttribute("class","mainFormError");
			fieldObj.setAttribute("className","mainFormError");
			fieldObj.focus();
			return false;					
		}

	} else if(fieldType == 'menu'  || fieldType == 'country'  || fieldType == 'state') {	
		if(required == 1 && fieldObj.selectedIndex == 0) {				
			fieldObj.setAttribute("class","mainFormError");
			fieldObj.setAttribute("className","mainFormError");
			fieldObj.focus();
			return false;					
		}

	} else if(fieldType == 'email') {	
		if((required == 1 && fieldObj.value=='')  ||  (fieldObj.value!=''  && !validate_email(fieldObj.value))) {				
			fieldObj.setAttribute("class","mainFormError");
			fieldObj.setAttribute("className","mainFormError");
			fieldObj.focus();
			return false;					
		}

	}



}

function validate_email(emailStr) {		
	apos=emailStr.indexOf("@");
	dotpos=emailStr.lastIndexOf(".");

	if (apos<1||dotpos-apos<2) {
		return false;
	} else {
		return true;
	}
}


function validateDate(fieldId, fieldBoxId, fieldType, required,  minDateStr, maxDateStr) {
	retValue = true;

	fieldBox = document.getElementById(fieldBoxId);
	fieldObj = document.getElementById(fieldId);	
	dateStr = fieldObj.value;


	if(required == 0  && dateStr == '') {
		return true;
	}


	if(dateStr.charAt(2) != '/'  || dateStr.charAt(5) != '/' || dateStr.length != 10) {
		retValue = false;
	} else {
		currDays = parseInt(dateStr.substr(0,2),10) + parseInt(dateStr.substr(3,2),10)*30  + parseInt(dateStr.substr(6,4),10)*365;
		//alert(currDays);

		if(maxDateStr != '') {
			maxDays = parseInt(maxDateStr.substr(0,2),10) + parseInt(maxDateStr.substr(3,2),10)*30  + parseInt(maxDateStr.substr(6,4),10)*365;
			//alert(maxDays);
			if(currDays > maxDays)
				retValue = false;
		}

		if(minDateStr != '') {
			minDays = parseInt(minDateStr.substr(0,2),10) + parseInt(minDateStr.substr(3,2),10)*30  + parseInt(minDateStr.substr(6,4),10)*365;
			//alert(minDays);
			if(currDays < minDays)
				retValue = false;
		}
	}

	if(retValue == false) {
		fieldObj.setAttribute("class","mainFormError");
		fieldObj.setAttribute("className","mainFormError");
		fieldObj.focus();
		return false;
	}
}