// JavaScript Document

function isDigit(num) {
	if (num.length>1){return false;}
	var string="1234567890";
	if (string.indexOf(num)!=-1){return true;}
	return false;
	}


function isPhone(ph){
	var p = ph.replace(/-/g, '').replace(/\(/g, '').replace(/\)/g, '').replace(/\+/g, '');
	var i;

	for(i=0;i<p.length;i++){
		if(!isDigit(p.charAt(i))){return false;}
		}
	if( (p.length>13)||(p.length<10) )return false;
	return true;
}

function isEmail(ph){
	var p = ph;
	var i;
	var ret=false;
	for(i=0;i<p.length;i++)if( p.substr(i, 1)=='@' )ret=true;
	if(p.length<5)ret=false;
	return ret;
}


function magic() {
		for (var i=0; i<40;i++){
				if (document.getElementById('it'+i)){
						var div=document.getElementById('it'+i)
						var len=div.innerHTML.length;
						if (len<5){
								div.style.display='none';
							}
					}
			}
	}



function magic2() {
		for (var i=0; i<40;i++){
				if (document.getElementById('cd'+i)){
						var div=document.getElementById('cd'+i)
						if (document.getElementById('c'+i)) var div2=document.getElementById('c'+i);
						if (document.getElementById('c'+i)) var len=div2.innerHTML.length;
						if (len<4){
								div.style.display='none';
							}
					}
			}
	}



function magic3() {
		if (document.getElementById('left_c')){
						var div=document.getElementById('left_c')
		}
		if (document.getElementById('right_c')){
						var div2=document.getElementById('right_c')
		}
		if (document.getElementById('c1')) var box1=document.getElementById('c1');
		if (box1) var len1=box1.innerHTML.length;
		if (document.getElementById('c2')) var box2=document.getElementById('c2');
		if (box2) var len2=box2.innerHTML.length;
		if (document.getElementById('c3')) var box3=document.getElementById('c3');
		if (box3) var len3=box3.innerHTML.length;
		if (document.getElementById('c4')) var box4=document.getElementById('c4');
		if (box4) var len4=box4.innerHTML.length;
		if (document.getElementById('c5')) var box5=document.getElementById('c5');
		if (box5) var len5=box5.innerHTML.length;
		
		if (box1 && box2 && box3 && box4 && box5 && div && div2) {
				if ((len1 + len2 + len3 + len4 + len5)<5){
						div.style.display='none';
						div2.style.width='auto';
					}
			}
		
	}