function maxArray ( array ){
    return Math.max.apply( Math, array );
};

function balanceProduct(){
	var a = document.getElementById('product-content-1');
	var b = document.getElementById('product-content-2');
	var c = document.getElementById('product-content-3');
	var ah = a.offsetHeight;
	var bh = b.offsetHeight;
	var ch = c.offsetHeight;
	var array 	= new Array(ah,bh,ch);
	var maxV	= maxArray(array);
	a.style.height=maxV+"px";
	b.style.height=maxV+"px";
	c.style.height=maxV+"px";
}

function balanceSidebar(){
	var a = document.getElementById('sidebar');
	var b = document.getElementById('main');
	var c = document.getElementById('the_content');
	var ah = a.offsetHeight;
	var bh = b.offsetHeight;
	if(ah>bh){
		c.style.height = ah-150+"px";
	}
}

function changeSRC(element,source,desc,display){
	element.src=source;
	element.blur();
	var a = document.getElementById(desc);
	if(display=='tobig'){
		a.style.width="180px";
	} else{
		a.style.width="410px";
	}
}