function setImage(lang, selection) {
	if (lang != '') {
		if (selection != null && selection.value != '') {
			document.getElementById('btn').src = '/img/purchase1_' + lang + '.gif';
			document.getElementById('btn').disabled = '';
			document.getElementById('btn').style.cursor = 'pointer';
		}
		
		else {
			document.getElementById('btn').src = '/img/purchase2_' + lang + '.gif';
			document.getElementById('btn').disabled = 'disabled';
			document.getElementById('btn').style.cursor = 'not-allowed';
		}	
	}
	else {
		if (selection != null && selection.value != '') {
			document.getElementById('btn').src = '/img/purchase1_en.gif';
			document.getElementById('btn').disabled = '';
			document.getElementById('btn').style.cursor = 'pointer';
		}
		else {
			document.getElementById('btn').src = '/img/purchase2_en.gif';
			document.getElementById('btn').disabled = 'disabled';
			document.getElementById('btn').style.cursor = 'not-allowed';
		}
	}
				
}

function setImage1(lang, selection) {
	if (lang != '') {
		if (selection != null && selection.value != '') {
			document.getElementById('btn1').src = '/img/purchase1_' + lang + '.gif';
			document.getElementById('btn1').disabled = '';
			document.getElementById('btn1').style.cursor = 'pointer';
		}
		else {
			document.getElementById('btn1').src = '/img/purchase2_' + lang + '.gif';
			document.getElementById('btn1').disabled = 'disabled';
			document.getElementById('btn1').style.cursor = 'not-allowed';			
		}	
	}
	else {
		if (selection != null && selection.value != '') {
			document.getElementById('btn1').src = '/img/purchase1_en.gif';
			document.getElementById('btn1').disabled = '';
			document.getElementById('btn1').style.cursor = 'pointer';
		}
		else {
			document.getElementById('btn1').src = '/img/purchase2_en.gif';
			document.getElementById('btn1').disabled = 'disabled';
			document.getElementById('btn1').style.cursor = 'not-allowed';
			
		}
	}	
}
	
function setImage2(lang, selection) {
	if (lang != '') {
		if (selection != null && selection.value != '') {
			document.getElementById('btn2').src = '/img/upgrade1_' + lang + '.gif';
			document.getElementById('btn2').disabled = '';
			document.getElementById('btn2').style.cursor = 'pointer';
		}
		else {
			document.getElementById('btn2').src = '/img/upgrade2_' + lang + '.gif';
			document.getElementById('btn2').disabled = 'disabled';
			document.getElementById('btn2').style.cursor = 'not-allowed';			
		}	
	}
	else {
		if (selection != null && selection.value != '') {
			document.getElementById('btn2').src = '/img/upgrade1_en.gif';
			document.getElementById('btn2').disabled = '';
			document.getElementById('btn2').style.cursor = 'pointer';
		}
		else {
			document.getElementById('btn2').src = '/img/upgrade2_en.gif';
			document.getElementById('btn2').disabled = 'disabled';
			document.getElementById('btn2').style.cursor = 'not-allowed';
			
		}
	}	
}

function setImage3(lang, selection) {
	if (lang != '') {
		if (selection != null && selection.value != '') {
			document.getElementById('btn3').src = '/img/send_sms1_' + lang + '.gif';
			document.getElementById('btn3').disabled = '';
			document.getElementById('btn3').style.cursor = 'pointer';
		}
		else {
			document.getElementById('btn3').src = '/img/send_sms2_' + lang + '.gif';
			document.getElementById('btn3').disabled = 'disabled';
			document.getElementById('btn3').style.cursor = 'not-allowed';			
		}	
	}
	else {
		if (selection != null && selection.value != '') {
			document.getElementById('btn3').src = '/img/send_sms1_en.gif';
			document.getElementById('btn3').disabled = '';
			document.getElementById('btn3').style.cursor = 'pointer';
		}
		else {
			document.getElementById('btn3').src = '/img/send_sms2_en.gif';
			document.getElementById('btn3').disabled = 'disabled';
			document.getElementById('btn3').style.cursor = 'not-allowed';
			
		}
	}	
}