function select(q) {
	var appName=navigator.appName;
    if (appName.indexOf("Microsoft")>=0)  {
	 	q.style.background="#FF0000";
		q.style.color="#FFFFFF"; 
	}
}
function checkInt(name, min, max){

	var q=name;   //	var q= document.all.item(name);
	value=q.value;
	temp=parseInt(value);
	if (temp!=value) {
		select(q);
		alert('Number expected in this field'); 
		q.focus(); 
		return false; 
	} 
	if ((temp<min) || (temp>max)) {
		select(q);
		alert('Value should be between '+min+' and '+ max);
		q.focus(); 
		return false; 
	}
 return true; 
}
function checkFloat(name, min, max){
	var q= name; //document.all.item(name);
	value=q.value;
	temp=parseFloat(value);
	if (temp!=value) {
		select(q);
		alert('Number expected in highlighted field '+q.value); 
		q.focus(); 
		return false; 
	} 
	if ((temp<min) || (temp>max)) {
		select(q);
		alert('In highlighted field value should be between '+min+' and '+ max);
		q.focus(); 
		return false; 
	}
	return true; 
}
function checkText(name, max){
	var q= name; 
	value=q.value;
//	alert(value.length);
	if (value.length>max) {
		select(q); 
		alert('Length of highlighted field must not exceed '+max+' symbols'); 
		q.focus(); 
		return false; 
	} 
	return true; 
}

function checkIsNotEmpty(name){
	var edt= name; 
	value=edt.value;
	if (!(value.length>0)) {
		select(edt); 
		alert('The highlighted field must be set'); 
		edt.focus(); 
		return false; 
	} 
	return true; 
}

function checkSelect (name) {
	var edt = name; 
	if (edt.selectedIndex == 0){
		select(edt); 
		alert('The highlighted field must be set'); 
		edt.focus(); 
		return false; 
	}
	return true; 
}