/**************************/
/**** FontSize Script  ****/
/**************************/

var fsize = 1.0;

function readCookie(){
	if (document.cookie.length>0){ 
		var myregex = /fontSize=(\d\.\d)/;
		var mycookie = document.cookie.match(myregex);
		if(mycookie != null && mycookie[1] != null){
			return mycookie[1];
		}else{
			return 0;
		}
	}else{
		return 0;
	}
}

function setFontSize(){
	var myCookie = readCookie();
	if(myCookie == null || myCookie == 0){
		return;
	}
		
	var myArticle = document.getElementById("article");
	if(myArticle == null){
	            myArticle = document.getElementById("articleVideo ");
	}
	
	fsize = parseFloat(myCookie);
	myArticle.style.fontSize = fsize + "em";
}

function changeFontsize(increment) {
	//alert("Inside the function");

	var myArticle = document.getElementById("article");
	if(myArticle == null){
		myArticle = document.getElementById("articleVideo ");
	}
	
	var fontIncrease;
	if (increment != "") {
		fontIncrease = parseInt(increment);
		if(fontIncrease == 1){
			if(fsize < 1.8){
				fsize = fsize + 0.1;
			}
		}else{
			if(fsize > 0.9){
				fsize = fsize - 0.1;
			}
		}
	}else{
		if(fsize < 1.8){
			fsize = fsize + 0.1;
		}
	}
	myArticle.style.fontSize = fsize + "em";
	document.cookie = 'fontSize=' + fsize;
}//function